Start development for TL'16

git-svn-id: svn://tug.org/texlive/trunk@37503 c570f23f-e606-0410-a88d-b1316a301751

102 files changed, 2059 insertions, 393 deletions

diff --git a/Build/source/ChangeLog b/Build/source/ChangeLog
index e165a55a71e..d568f27bbe4 100644
--- a/Build/source/ChangeLog
+++ b/Build/source/ChangeLog
@@ -1,3 +1,8 @@
+2015-06-12  Peter Breitenlohner  <peb@mppmu.mpg.de>
+
+	* version.ac: Switch 2015 => 2016/dev.
+	* tardate.ac: Switch to 2015-06-12.
+
 2015-05-28  Peter Breitenlohner  <peb@mppmu.mpg.de>
 
 	* README.solaris (removed): Moved from here to doc/.
@@ -41,7 +46,7 @@
 
 2014-06-16  Peter Breitenlohner  <peb@mppmu.mpg.de>
 
-	* version.ac: Switch 2014 => 2015/dev'
+	* version.ac: Switch 2014 => 2015/dev.
 	* tardate.ac: Switch to 2014-06-16.
 
 2014-04-28  Peter Breitenlohner  <peb@mppmu.mpg.de>
diff --git a/Build/source/libs/README b/Build/source/libs/README
index 5b215f86401..f7f514a938c 100644
--- a/Build/source/libs/README
+++ b/Build/source/libs/README
@@ -12,7 +12,7 @@ See also comments in ../texk/README.
 cairo 1.14.2 - checked 11mar15
   http://cairographics.org/releases/
 
-freetype2 2.5.5 - checked 7jan15
+freetype2 2.6 - checked 12jun15
   http://savannah.nongnu.org/download/freetype/
 
 gd 2.1.1 - checked 14jan15
@@ -40,8 +40,8 @@ libpng 1.6.17 - checked 27mar15
 lua 5.2.3 - checked 11mar15
   http://www.lua.org/ftp/
 
-luajit 2.0.3 - checked 14mar14
-  http://luajit.org/download/LuaJIT-2.0.3.tar.gz
+luajit 2.0.4 - checked 12jun15
+  http://luajit.org/download/LuaJIT-2.0.4.tar.gz
 
 mpfr 3.1.2 - checked 13mar13
   http://ftp.gnu.org/gnu/mpfr/
@@ -49,7 +49,7 @@ mpfr 3.1.2 - checked 13mar13
 pixman 0.32.6 - checked 7jul14
   http://cairographics.org/releases/
 
-poppler 0.32.0 - checked 8mar15
+poppler 0.33.0 - checked 12jun15
   http://poppler.freedesktop.org/ - used by luatex and xetex
 
 potrace 1.12 - checked 27mar15
diff --git a/Build/source/libs/cairo/configure b/Build/source/libs/cairo/configure
index d369678526c..1c761b1c4fc 100755
--- a/Build/source/libs/cairo/configure
+++ b/Build/source/libs/cairo/configure
@@ -4666,13 +4666,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -4684,7 +4684,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/gd/configure b/Build/source/libs/gd/configure
index 9e1b0b306f1..30ec79e18e1 100755
--- a/Build/source/libs/gd/configure
+++ b/Build/source/libs/gd/configure
@@ -3986,13 +3986,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -4004,7 +4004,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/gmp/configure b/Build/source/libs/gmp/configure
index aa35d22fc53..f513f2bcd26 100755
--- a/Build/source/libs/gmp/configure
+++ b/Build/source/libs/gmp/configure
@@ -4054,13 +4054,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -4072,7 +4072,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/gmp/native/configure b/Build/source/libs/gmp/native/configure
index b0b6fac3c86..59838eb2714 100755
--- a/Build/source/libs/gmp/native/configure
+++ b/Build/source/libs/gmp/native/configure
@@ -3575,13 +3575,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3593,7 +3593,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/graphite2/configure b/Build/source/libs/graphite2/configure
index 10cf12932cc..f2b52ff0e75 100755
--- a/Build/source/libs/graphite2/configure
+++ b/Build/source/libs/graphite2/configure
@@ -3636,13 +3636,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3654,7 +3654,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -4809,7 +4809,7 @@ if test "x$enable_compiler_warnings" != xno; then
      ;;
 esac
   case `$CXX -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cxxflags="$kpse_cv_warning_cxxflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/harfbuzz/configure b/Build/source/libs/harfbuzz/configure
index 3df2bb0934b..cd070547a69 100755
--- a/Build/source/libs/harfbuzz/configure
+++ b/Build/source/libs/harfbuzz/configure
@@ -4158,13 +4158,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -4176,7 +4176,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -5336,7 +5336,7 @@ if test "x$enable_compiler_warnings" != xno; then
      ;;
 esac
   case `$CXX -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cxxflags="$kpse_cv_warning_cxxflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/icu/configure b/Build/source/libs/icu/configure
index 897978437a5..cad0841822c 100755
--- a/Build/source/libs/icu/configure
+++ b/Build/source/libs/icu/configure
@@ -3643,13 +3643,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3661,7 +3661,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -4185,7 +4185,7 @@ if test "x$enable_compiler_warnings" != xno; then
      ;;
 esac
   case `$CXX -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cxxflags="$kpse_cv_warning_cxxflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/libpaper/configure b/Build/source/libs/libpaper/configure
index a0bd25401c1..5aa76fbc69e 100755
--- a/Build/source/libs/libpaper/configure
+++ b/Build/source/libs/libpaper/configure
@@ -3823,13 +3823,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3841,7 +3841,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/libpng/configure b/Build/source/libs/libpng/configure
index bec483673b8..04b14197191 100755
--- a/Build/source/libs/libpng/configure
+++ b/Build/source/libs/libpng/configure
@@ -3960,13 +3960,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3978,7 +3978,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/lua52/configure b/Build/source/libs/lua52/configure
index 187c0a82757..e2ee66cebf5 100755
--- a/Build/source/libs/lua52/configure
+++ b/Build/source/libs/lua52/configure
@@ -4054,13 +4054,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -4072,7 +4072,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/mpfr/configure b/Build/source/libs/mpfr/configure
index 57483f9956c..f50b1fcc43b 100755
--- a/Build/source/libs/mpfr/configure
+++ b/Build/source/libs/mpfr/configure
@@ -4016,13 +4016,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -4034,7 +4034,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/pixman/configure b/Build/source/libs/pixman/configure
index 68f3b9aa10b..85eac9cc46b 100755
--- a/Build/source/libs/pixman/configure
+++ b/Build/source/libs/pixman/configure
@@ -4030,13 +4030,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -4048,7 +4048,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/potrace/configure b/Build/source/libs/potrace/configure
index 5ec7a7b0bcd..64ddcb85974 100755
--- a/Build/source/libs/potrace/configure
+++ b/Build/source/libs/potrace/configure
@@ -3663,13 +3663,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3681,7 +3681,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/teckit/configure b/Build/source/libs/teckit/configure
index 4343280a7dc..c978e403820 100755
--- a/Build/source/libs/teckit/configure
+++ b/Build/source/libs/teckit/configure
@@ -4187,13 +4187,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -4205,7 +4205,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -4635,7 +4635,7 @@ if test "x$enable_compiler_warnings" != xno; then
      ;;
 esac
   case `$CXX -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cxxflags="$kpse_cv_warning_cxxflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/xpdf/configure b/Build/source/libs/xpdf/configure
index 6e95d9bd526..9ad123d5f01 100755
--- a/Build/source/libs/xpdf/configure
+++ b/Build/source/libs/xpdf/configure
@@ -3936,13 +3936,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3954,7 +3954,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -5109,7 +5109,7 @@ if test "x$enable_compiler_warnings" != xno; then
      ;;
 esac
   case `$CXX -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cxxflags="$kpse_cv_warning_cxxflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/zlib/configure b/Build/source/libs/zlib/configure
index c514ba7157d..26e24516d6e 100755
--- a/Build/source/libs/zlib/configure
+++ b/Build/source/libs/zlib/configure
@@ -3824,13 +3824,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3842,7 +3842,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/libs/zziplib/configure b/Build/source/libs/zziplib/configure
index 6dc3cb694b9..5e086008834 100755
--- a/Build/source/libs/zziplib/configure
+++ b/Build/source/libs/zziplib/configure
@@ -4156,13 +4156,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -4174,7 +4174,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/m4/ChangeLog b/Build/source/m4/ChangeLog
index ae96f27fc1f..b342d4674e7 100644
--- a/Build/source/m4/ChangeLog
+++ b/Build/source/m4/ChangeLog
@@ -1,3 +1,9 @@
+2015-06-12  Peter Breitenlohner  <peb@mppmu.mpg.de>
+
+	* kpse-warnings.m4: Warning flags for gcc 5.x.
+	* kpse-web2c.m4: Better handling of --disable-mf-nowin.
+	* kpse-common.m4: Check if <ctype.h> declares isascii.
+
 2015-03-30  Peter Breitenlohner  <peb@mppmu.mpg.de>
 
 	* kpse-web2c.m4: Add KPSE_WITH_XMF and KPSE_XMF_COND.
diff --git a/Build/source/m4/kpse-common.m4 b/Build/source/m4/kpse-common.m4
index 9c98f349e8c..c1f193d850d 100644
--- a/Build/source/m4/kpse-common.m4
+++ b/Build/source/m4/kpse-common.m4
@@ -261,6 +261,9 @@ AC_TYPE_UINT64_T
 AS_CASE([:$ac_cv_c_int64_t:$ac_cv_c_int64_t:],
         [*':no:'*], [AC_MSG_ERROR([Sorry, your compiler does not support 64-bit integer types.])])
 dnl
+dnl Check if <ctype.h> declares isascii.
+AC_CHECK_DECLS([isascii], [], [], [[#include <ctype.h>]])
+dnl
 dnl Check whether struct stat provides high-res time.
 AC_CHECK_MEMBERS([struct stat.st_mtim])
 ]) # KPSE_COMMON
diff --git a/Build/source/m4/kpse-warnings.m4 b/Build/source/m4/kpse-warnings.m4
index 54f2e0a1ab8..523a5353584 100644
--- a/Build/source/m4/kpse-warnings.m4
+++ b/Build/source/m4/kpse-warnings.m4
@@ -1,5 +1,5 @@
 # Public macros for the TeX Live (TL) tree.
-# Copyright (C) 2009-2013 Peter Breitenlohner <tex-live@tug.org>
+# Copyright (C) 2009-2015 Peter Breitenlohner <tex-live@tug.org>
 #
 # This file is free software; the copyright holder
 # gives unlimited permission to copy and/or distribute it,
@@ -148,10 +148,10 @@ m4_define([_KPSE_WARNING_GNU_CFLAGS],
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_$2="-Wimplicit -Wreturn-type"
   AS_CASE([`$[]$1 -dumpversion`],
-          [3.4.* | 4.*],
+          [3.4.* | 4.* | 5.*],
           [kpse_cv_warning_$2="$kpse_cv_warning_$2 -Wdeclaration-after-statement"])
   AS_CASE([`$[]$1 -dumpversion`],
-          [3.@<:@234@:>@.* | 4.*],
+          [3.@<:@234@:>@.* | 4.* | 5.*],
           [kpse_cv_warning_$2="$kpse_cv_warning_$2 -Wno-unknown-pragmas"])
   if test "x$enable_compiler_warnings" != xmin; then
     kpse_cv_warning_$2="-Wall -Wunused $kpse_cv_warning_$2"
@@ -160,7 +160,7 @@ if test "x$enable_compiler_warnings" != xno; then
       kpse_cv_warning_$2="$kpse_cv_warning_$2 -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_$2="$kpse_cv_warning_$2 -Wcast-qual -Wcast-align -Wwrite-strings"
       AS_CASE([`$[]$1 -dumpversion`],
-              [3.4.* | 4.*],
+              [3.4.* | 4.* | 5.*],
               [kpse_cv_warning_$2="$kpse_cv_warning_$2 -Wold-style-definition"])
       if test "x$enable_compiler_warnings" != xmax; then
         kpse_cv_warning_$2="$kpse_cv_warning_$2 -Wshadow"
@@ -183,7 +183,7 @@ if test "x$enable_compiler_warnings" != xno; then
           [3.* | 4.@<:@012345@:>@.*],
           [kpse_cv_warning_$2="-Wimplicit $kpse_cv_warning_$2"])
   AS_CASE([`$[]$1 -dumpversion`],
-          [3.@<:@234@:>@.* | 4.*],
+          [3.@<:@234@:>@.* | 4.* | 5.*],
           [kpse_cv_warning_$2="$kpse_cv_warning_$2 -Wno-unknown-pragmas"])
   if test "x$enable_compiler_warnings" != xmin; then
     kpse_cv_warning_$2="-Wall -Wunused $kpse_cv_warning_$2"
diff --git a/Build/source/m4/kpse-web2c.m4 b/Build/source/m4/kpse-web2c.m4
index 6fd219f671d..484a91c6a38 100644
--- a/Build/source/m4/kpse-web2c.m4
+++ b/Build/source/m4/kpse-web2c.m4
@@ -69,6 +69,9 @@ AC_ARG_ENABLE([$1-nowin],
                              m4_if([$3], [yes],
                                    [do not ])[build a separate non-window-capable $4],
                              m4_eval(kpse_indent_26+2)))[]dnl
+AS_CASE([$enable_$1_nowin],
+        [yes | no], ,
+        [enable_$1_nowin=$3])
 ])[]dnl m4_ifval
 m4_ifval([$5], [
 test "x$enable_web2c:$enable_$1" = xyes:yes && {
diff --git a/Build/source/tardate.ac b/Build/source/tardate.ac
index fd83bb2b8eb..5f229085468 100644
--- a/Build/source/tardate.ac
+++ b/Build/source/tardate.ac
@@ -8,4 +8,4 @@ dnl
 dnl --------------------------------------------------------
 dnl
 dnl  m4-include this file to define the current TeX Live tarball version
-m4_define([tex_live_tardate], [2015-03-07])
+m4_define([tex_live_tardate], [2015-06-12])
diff --git a/Build/source/texk/afm2pl/c-auto.in b/Build/source/texk/afm2pl/c-auto.in
index 10ccac6b77f..922c57cda9c 100644
--- a/Build/source/texk/afm2pl/c-auto.in
+++ b/Build/source/texk/afm2pl/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/afm2pl/configure b/Build/source/texk/afm2pl/configure
index 1547c0800c8..4a8217ddc3a 100755
--- a/Build/source/texk/afm2pl/configure
+++ b/Build/source/texk/afm2pl/configure
@@ -2067,6 +2067,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7967,13 +8013,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7985,7 +8031,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13392,6 +13438,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/bibtex-x/config.h.in b/Build/source/texk/bibtex-x/config.h.in
index eac808dace1..18a324fab15 100644
--- a/Build/source/texk/bibtex-x/config.h.in
+++ b/Build/source/texk/bibtex-x/config.h.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/bibtex-x/configure b/Build/source/texk/bibtex-x/configure
index b667cb9387a..6087f898a90 100755
--- a/Build/source/texk/bibtex-x/configure
+++ b/Build/source/texk/bibtex-x/configure
@@ -2101,6 +2101,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -8204,13 +8250,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8222,7 +8268,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13629,6 +13675,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
@@ -14073,7 +14131,7 @@ if test "x$enable_compiler_warnings" != xno; then
      ;;
 esac
   case `$CXX -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cxxflags="$kpse_cv_warning_cxxflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
diff --git a/Build/source/texk/chktex/config.h.in b/Build/source/texk/chktex/config.h.in
index 94e6d1770e6..e066a4946fd 100644
--- a/Build/source/texk/chktex/config.h.in
+++ b/Build/source/texk/chktex/config.h.in
@@ -12,6 +12,10 @@
 /* Define to 1 if you have the `closedir' function. */
 #undef HAVE_CLOSEDIR
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the declaration of `stpcpy', and to 0 if you don't.
    */
 #undef HAVE_DECL_STPCPY
diff --git a/Build/source/texk/chktex/configure b/Build/source/texk/chktex/configure
index d98089abd7f..32e34d02790 100755
--- a/Build/source/texk/chktex/configure
+++ b/Build/source/texk/chktex/configure
@@ -2081,6 +2081,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -2137,52 +2183,6 @@ $as_echo "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_member
-
-# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
-# ---------------------------------------------
-# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
-# accordingly.
-ac_fn_c_check_decl ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  as_decl_name=`echo $2|sed 's/ *(.*//'`
-  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
-$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-#ifndef $as_decl_name
-#ifdef __cplusplus
-  (void) $as_decl_use;
-#else
-  (void) $as_decl_name;
-#endif
-#endif
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$3=yes"
-else
-  eval "$3=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_decl
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
@@ -8027,13 +8027,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8045,7 +8045,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13452,6 +13452,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/cjkutils/c-auto.in b/Build/source/texk/cjkutils/c-auto.in
index bd8e787fcff..bbff8d36854 100644
--- a/Build/source/texk/cjkutils/c-auto.in
+++ b/Build/source/texk/cjkutils/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/cjkutils/configure b/Build/source/texk/cjkutils/configure
index 8f707db2cbf..76e708f40b6 100755
--- a/Build/source/texk/cjkutils/configure
+++ b/Build/source/texk/cjkutils/configure
@@ -2077,6 +2077,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7968,13 +8014,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7986,7 +8032,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13393,6 +13439,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/detex/c-auto.in b/Build/source/texk/detex/c-auto.in
index 5ff502e71b2..2b54aab655f 100644
--- a/Build/source/texk/detex/c-auto.in
+++ b/Build/source/texk/detex/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/detex/configure b/Build/source/texk/detex/configure
index 8043dfc7333..a20673987c3 100755
--- a/Build/source/texk/detex/configure
+++ b/Build/source/texk/detex/configure
@@ -2071,6 +2071,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7971,13 +8017,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7989,7 +8035,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13396,6 +13442,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/dtl/config.h.in b/Build/source/texk/dtl/config.h.in
index b69f3400ba5..87526cbadc4 100644
--- a/Build/source/texk/dtl/config.h.in
+++ b/Build/source/texk/dtl/config.h.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/dtl/configure b/Build/source/texk/dtl/configure
index fd62f846a81..ce35bf33501 100755
--- a/Build/source/texk/dtl/configure
+++ b/Build/source/texk/dtl/configure
@@ -2066,6 +2066,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -8149,13 +8195,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8167,7 +8213,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13574,6 +13620,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/dvi2tty/c-auto.in b/Build/source/texk/dvi2tty/c-auto.in
index 10ccac6b77f..922c57cda9c 100644
--- a/Build/source/texk/dvi2tty/c-auto.in
+++ b/Build/source/texk/dvi2tty/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/dvi2tty/configure b/Build/source/texk/dvi2tty/configure
index bc03433a954..9bb5ad21a2c 100755
--- a/Build/source/texk/dvi2tty/configure
+++ b/Build/source/texk/dvi2tty/configure
@@ -2075,6 +2075,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7975,13 +8021,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7993,7 +8039,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13400,6 +13446,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/dvidvi/config.h.in b/Build/source/texk/dvidvi/config.h.in
index 1028cb33195..60c484e6ee7 100644
--- a/Build/source/texk/dvidvi/config.h.in
+++ b/Build/source/texk/dvidvi/config.h.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/dvidvi/configure b/Build/source/texk/dvidvi/configure
index 9f9b7067512..69760251358 100755
--- a/Build/source/texk/dvidvi/configure
+++ b/Build/source/texk/dvidvi/configure
@@ -2067,6 +2067,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7967,13 +8013,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7985,7 +8031,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13392,6 +13438,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/dviljk/c-auto.in b/Build/source/texk/dviljk/c-auto.in
index c7a88fd07ce..fe6bcd5527a 100644
--- a/Build/source/texk/dviljk/c-auto.in
+++ b/Build/source/texk/dviljk/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/dviljk/configure b/Build/source/texk/dviljk/configure
index 1789dfc6617..9333798ff1a 100755
--- a/Build/source/texk/dviljk/configure
+++ b/Build/source/texk/dviljk/configure
@@ -2071,6 +2071,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -8145,13 +8191,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8163,7 +8209,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13570,6 +13616,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/dvipdfm-x/config.h.in b/Build/source/texk/dvipdfm-x/config.h.in
index 6b2c0eff10c..e4bb1e34dc9 100644
--- a/Build/source/texk/dvipdfm-x/config.h.in
+++ b/Build/source/texk/dvipdfm-x/config.h.in
@@ -15,6 +15,10 @@
 /* Define to 1 if you have the `close' function. */
 #undef HAVE_CLOSE
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the declaration of `tzname', and to 0 if you don't.
    */
 #undef HAVE_DECL_TZNAME
diff --git a/Build/source/texk/dvipdfm-x/configure b/Build/source/texk/dvipdfm-x/configure
index 6bf5fd07848..af472e4cb1b 100755
--- a/Build/source/texk/dvipdfm-x/configure
+++ b/Build/source/texk/dvipdfm-x/configure
@@ -2109,6 +2109,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -2166,52 +2212,6 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_check_member
 
-# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
-# ---------------------------------------------
-# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
-# accordingly.
-ac_fn_c_check_decl ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  as_decl_name=`echo $2|sed 's/ *(.*//'`
-  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
-$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-#ifndef $as_decl_name
-#ifdef __cplusplus
-  (void) $as_decl_use;
-#else
-  (void) $as_decl_name;
-#endif
-#endif
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$3=yes"
-else
-  eval "$3=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_decl
-
 # ac_fn_c_compute_int LINENO EXPR VAR INCLUDES
 # --------------------------------------------
 # Tries to find the compile-time value of EXPR in a program that includes
@@ -8238,13 +8238,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8256,7 +8256,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13663,6 +13663,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/dvipng/config.h.in b/Build/source/texk/dvipng/config.h.in
index 8fe23dbaff4..a88b7fbb5aa 100644
--- a/Build/source/texk/dvipng/config.h.in
+++ b/Build/source/texk/dvipng/config.h.in
@@ -12,6 +12,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/dvipng/configure b/Build/source/texk/dvipng/configure
index 24085ae5a4d..713dea25f2c 100755
--- a/Build/source/texk/dvipng/configure
+++ b/Build/source/texk/dvipng/configure
@@ -2125,6 +2125,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -8029,13 +8075,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8047,7 +8093,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13454,6 +13500,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/dvipos/c-auto.in b/Build/source/texk/dvipos/c-auto.in
index 10ccac6b77f..922c57cda9c 100644
--- a/Build/source/texk/dvipos/c-auto.in
+++ b/Build/source/texk/dvipos/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/dvipos/configure b/Build/source/texk/dvipos/configure
index 19c6d24473e..8c90100034a 100755
--- a/Build/source/texk/dvipos/configure
+++ b/Build/source/texk/dvipos/configure
@@ -2067,6 +2067,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7967,13 +8013,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7985,7 +8031,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13392,6 +13438,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/dvipsk/c-auto.in b/Build/source/texk/dvipsk/c-auto.in
index 13fd63217fb..406daba2328 100644
--- a/Build/source/texk/dvipsk/c-auto.in
+++ b/Build/source/texk/dvipsk/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/dvipsk/configure b/Build/source/texk/dvipsk/configure
index c685b09a08f..08bbd7def59 100755
--- a/Build/source/texk/dvipsk/configure
+++ b/Build/source/texk/dvipsk/configure
@@ -2069,6 +2069,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -8152,13 +8198,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8170,7 +8216,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13577,6 +13623,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/dvipsk/squeeze/configure b/Build/source/texk/dvipsk/squeeze/configure
index 851c6c5de22..b19ae6d960d 100755
--- a/Build/source/texk/dvipsk/squeeze/configure
+++ b/Build/source/texk/dvipsk/squeeze/configure
@@ -3572,13 +3572,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3590,7 +3590,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/texk/dvisvgm/config.h.in b/Build/source/texk/dvisvgm/config.h.in
index 9e89c899eb1..c22d8e01d2f 100644
--- a/Build/source/texk/dvisvgm/config.h.in
+++ b/Build/source/texk/dvisvgm/config.h.in
@@ -9,6 +9,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/dvisvgm/configure b/Build/source/texk/dvisvgm/configure
index 7a3dc266db4..ca97aa012bd 100755
--- a/Build/source/texk/dvisvgm/configure
+++ b/Build/source/texk/dvisvgm/configure
@@ -2133,6 +2133,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -8246,13 +8292,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8264,7 +8310,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13671,6 +13717,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
@@ -14115,7 +14173,7 @@ if test "x$enable_compiler_warnings" != xno; then
      ;;
 esac
   case `$CXX -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cxxflags="$kpse_cv_warning_cxxflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
diff --git a/Build/source/texk/gsftopk/c-auto.in b/Build/source/texk/gsftopk/c-auto.in
index 0b27bc7275f..33bad58b980 100644
--- a/Build/source/texk/gsftopk/c-auto.in
+++ b/Build/source/texk/gsftopk/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/gsftopk/configure b/Build/source/texk/gsftopk/configure
index 5b0d4f08f40..088d56d367a 100755
--- a/Build/source/texk/gsftopk/configure
+++ b/Build/source/texk/gsftopk/configure
@@ -2067,6 +2067,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7967,13 +8013,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7985,7 +8031,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13392,6 +13438,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/kpathsea/ChangeLog b/Build/source/texk/kpathsea/ChangeLog
index 6893aeaa227..d7b0f1b8110 100644
--- a/Build/source/texk/kpathsea/ChangeLog
+++ b/Build/source/texk/kpathsea/ChangeLog
@@ -1,3 +1,8 @@
+2015-06-12  Peter Breitenlohner  <peb@mppmu.mpg.de>
+
+	* version.ac: Update version number 6.2.1 => 6.2.2dev.
+	* configure.ac: Drop test for isascii (now in KPSE_COMMON).
+
 2015-05-21  Karl Berry  <karl@tug.org>
 
 	* TL'15.
diff --git a/Build/source/texk/kpathsea/c-auto.in b/Build/source/texk/kpathsea/c-auto.in
index aa8a1d58e5a..8029626515c 100644
--- a/Build/source/texk/kpathsea/c-auto.in
+++ b/Build/source/texk/kpathsea/c-auto.in
@@ -23,7 +23,7 @@
 #define KPATHSEA_C_AUTO_H
 
 /* kpathsea: the version string. */
-#define KPSEVERSION "kpathsea version 6.2.1"
+#define KPSEVERSION "kpathsea version 6.2.2dev"
 
 /* Define to 1 if the `closedir' function returns void instead of `int'. */
 #undef CLOSEDIR_VOID
diff --git a/Build/source/texk/kpathsea/configure b/Build/source/texk/kpathsea/configure
index da88554efa0..d0f4dc5809d 100755
--- a/Build/source/texk/kpathsea/configure
+++ b/Build/source/texk/kpathsea/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for Kpathsea 6.2.1.
+# Generated by GNU Autoconf 2.69 for Kpathsea 6.2.2dev.
 #
 # Report bugs to <tex-k@tug.org>.
 #
@@ -590,8 +590,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='Kpathsea'
 PACKAGE_TARNAME='kpathsea'
-PACKAGE_VERSION='6.2.1'
-PACKAGE_STRING='Kpathsea 6.2.1'
+PACKAGE_VERSION='6.2.2dev'
+PACKAGE_STRING='Kpathsea 6.2.2dev'
 PACKAGE_BUGREPORT='tex-k@tug.org'
 PACKAGE_URL=''
 
@@ -1339,7 +1339,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures Kpathsea 6.2.1 to adapt to many kinds of systems.
+\`configure' configures Kpathsea 6.2.2dev to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1409,7 +1409,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of Kpathsea 6.2.1:";;
+     short | recursive ) echo "Configuration of Kpathsea 6.2.2dev:";;
    esac
   cat <<\_ACEOF
 
@@ -1537,7 +1537,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-Kpathsea configure 6.2.1
+Kpathsea configure 6.2.2dev
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2087,6 +2087,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -2326,57 +2372,11 @@ rm -f conftest.val
   as_fn_set_status $ac_retval
 
 } # ac_fn_c_compute_int
-
-# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
-# ---------------------------------------------
-# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
-# accordingly.
-ac_fn_c_check_decl ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  as_decl_name=`echo $2|sed 's/ *(.*//'`
-  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
-$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-#ifndef $as_decl_name
-#ifdef __cplusplus
-  (void) $as_decl_use;
-#else
-  (void) $as_decl_name;
-#endif
-#endif
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$3=yes"
-else
-  eval "$3=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_decl
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by Kpathsea $as_me 6.2.1, which was
+It was created by Kpathsea $as_me 6.2.2dev, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2757,14 +2757,14 @@ ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 
 
 
-KPSEVERSION=6.2.1
+KPSEVERSION=6.2.2dev
 
 
-KPSE_LT_VERSINFO=8:1:2
+KPSE_LT_VERSINFO=8:2:2
 
 
 
- WEB2CVERSION=2015
+ WEB2CVERSION=2016/dev
 
 
 am__api_version='1.15'
@@ -8071,7 +8071,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='kpathsea'
- VERSION='6.2.1'
+ VERSION='6.2.2dev'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -8226,13 +8226,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8244,7 +8244,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13651,6 +13651,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
@@ -13873,19 +13885,6 @@ _ACEOF
 
 
 
-ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
-"
-if test "x$ac_cv_have_decl_isascii" = xyes; then :
-  ac_have_decl=1
-else
-  ac_have_decl=0
-fi
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DECL_ISASCII $ac_have_decl
-_ACEOF
-
-
 ac_fn_c_check_decl "$LINENO" "putenv" "ac_cv_have_decl_putenv" "$ac_includes_default"
 if test "x$ac_cv_have_decl_putenv" = xyes; then :
   ac_have_decl=1
@@ -14696,7 +14695,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by Kpathsea $as_me 6.2.1, which was
+This file was extended by Kpathsea $as_me 6.2.2dev, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -14762,7 +14761,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-Kpathsea config.status 6.2.1
+Kpathsea config.status 6.2.2dev
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/Build/source/texk/kpathsea/configure.ac b/Build/source/texk/kpathsea/configure.ac
index 97ebdc23d90..84d0d89e4e9 100644
--- a/Build/source/texk/kpathsea/configure.ac
+++ b/Build/source/texk/kpathsea/configure.ac
@@ -35,9 +35,6 @@ AC_PROG_AWK
 
 AC_CHECK_SIZEOF([long])
 
-dnl Check if <ctype.h> declares isascii.
-AC_CHECK_DECLS([isascii], [], [], [[#include <ctype.h>]])
-
 dnl Replacement functions that may be required on ancient broken system.
 AC_CHECK_DECLS([putenv])
 AC_REPLACE_FUNCS([putenv])
diff --git a/Build/source/texk/kpathsea/version.ac b/Build/source/texk/kpathsea/version.ac
index c6f8594f9cd..66bb0097115 100644
--- a/Build/source/texk/kpathsea/version.ac
+++ b/Build/source/texk/kpathsea/version.ac
@@ -18,4 +18,4 @@ dnl     append "dev", to distinguish binaries built between releases.
 dnl --------------------------------------------------------
 dnl
 dnl  m4-include this file to define the current kpathsea version
-m4_define([kpse_version], [6.2.1])
+m4_define([kpse_version], [6.2.2dev])
diff --git a/Build/source/texk/lcdf-typetools/autoconf.h.in b/Build/source/texk/lcdf-typetools/autoconf.h.in
index 7db5879047e..1a3e953a313 100644
--- a/Build/source/texk/lcdf-typetools/autoconf.h.in
+++ b/Build/source/texk/lcdf-typetools/autoconf.h.in
@@ -42,6 +42,10 @@
 /* Define to 1 if you have the `ctime' function. */
 #undef HAVE_CTIME
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the declaration of `kpse_enc_format', and to 0 if
    you don't. */
 #undef HAVE_DECL_KPSE_ENC_FORMAT
diff --git a/Build/source/texk/lcdf-typetools/configure b/Build/source/texk/lcdf-typetools/configure
index cdad3229bc1..a03f03eb5eb 100755
--- a/Build/source/texk/lcdf-typetools/configure
+++ b/Build/source/texk/lcdf-typetools/configure
@@ -2133,6 +2133,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -8583,13 +8629,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8601,7 +8647,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -14008,6 +14054,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
@@ -14427,7 +14485,7 @@ if test "x$enable_compiler_warnings" != xno; then
      ;;
 esac
   case `$CXX -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cxxflags="$kpse_cv_warning_cxxflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
diff --git a/Build/source/texk/makeindexk/c-auto.in b/Build/source/texk/makeindexk/c-auto.in
index cf8c0f67db5..8acaded3fab 100644
--- a/Build/source/texk/makeindexk/c-auto.in
+++ b/Build/source/texk/makeindexk/c-auto.in
@@ -9,6 +9,10 @@
 /* Define to 1 if you have the <ctype.h> header file. */
 #undef HAVE_CTYPE_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/makeindexk/configure b/Build/source/texk/makeindexk/configure
index f3b8535536d..a353e3e28af 100755
--- a/Build/source/texk/makeindexk/configure
+++ b/Build/source/texk/makeindexk/configure
@@ -2069,6 +2069,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7960,13 +8006,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7978,7 +8024,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13385,6 +13431,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
@@ -13402,7 +13460,7 @@ ac_config_headers="$ac_config_headers c-auto.h:c-auto.in"
 
 
 
-$as_echo "#define TEX_LIVE_VERSION \"2015\"" >>confdefs.h
+$as_echo "#define TEX_LIVE_VERSION \"2016/dev\"" >>confdefs.h
 
 
 for ac_header in ctype.h types.h locale.h
diff --git a/Build/source/texk/makejvf/c-auto.in b/Build/source/texk/makejvf/c-auto.in
index 76526b1f6bb..db54faa2f79 100644
--- a/Build/source/texk/makejvf/c-auto.in
+++ b/Build/source/texk/makejvf/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/makejvf/configure b/Build/source/texk/makejvf/configure
index f6fab0ae9a7..2b87c969c77 100755
--- a/Build/source/texk/makejvf/configure
+++ b/Build/source/texk/makejvf/configure
@@ -2067,6 +2067,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7958,13 +8004,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7976,7 +8022,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13383,6 +13429,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/mendexk/c-auto.in b/Build/source/texk/mendexk/c-auto.in
index 430e86400ab..8d02874e66f 100644
--- a/Build/source/texk/mendexk/c-auto.in
+++ b/Build/source/texk/mendexk/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/mendexk/configure b/Build/source/texk/mendexk/configure
index 3889939f29f..e4cff6d3cfa 100755
--- a/Build/source/texk/mendexk/configure
+++ b/Build/source/texk/mendexk/configure
@@ -2067,6 +2067,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7958,13 +8004,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7976,7 +8022,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13383,6 +13429,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
@@ -13400,7 +13458,7 @@ ac_config_headers="$ac_config_headers c-auto.h:c-auto.in"
 
 
 
-$as_echo "#define TL_VERSION \"TeX Live 2015\"" >>confdefs.h
+$as_echo "#define TL_VERSION \"TeX Live 2016/dev\"" >>confdefs.h
 
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking if C99 variadic macros are supported" >&5
diff --git a/Build/source/texk/musixtnt/config.h.in b/Build/source/texk/musixtnt/config.h.in
index 4525f384e34..6698df4f740 100644
--- a/Build/source/texk/musixtnt/config.h.in
+++ b/Build/source/texk/musixtnt/config.h.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/musixtnt/configure b/Build/source/texk/musixtnt/configure
index 32f12137647..3d9b92dacf5 100755
--- a/Build/source/texk/musixtnt/configure
+++ b/Build/source/texk/musixtnt/configure
@@ -2068,6 +2068,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7968,13 +8014,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7986,7 +8032,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13393,6 +13439,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/ps2pk/c-auto.in b/Build/source/texk/ps2pk/c-auto.in
index 7a40fd65daa..f6eb86702d0 100644
--- a/Build/source/texk/ps2pk/c-auto.in
+++ b/Build/source/texk/ps2pk/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/ps2pk/configure b/Build/source/texk/ps2pk/configure
index 805cf66c16a..e80502e1591 100755
--- a/Build/source/texk/ps2pk/configure
+++ b/Build/source/texk/ps2pk/configure
@@ -2068,6 +2068,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7959,13 +8005,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7977,7 +8023,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13384,6 +13430,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/psutils/config.h.in b/Build/source/texk/psutils/config.h.in
index 01abb3171c7..83eeea54593 100644
--- a/Build/source/texk/psutils/config.h.in
+++ b/Build/source/texk/psutils/config.h.in
@@ -9,6 +9,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/psutils/configure b/Build/source/texk/psutils/configure
index 48884b6f812..c4a33b244a0 100755
--- a/Build/source/texk/psutils/configure
+++ b/Build/source/texk/psutils/configure
@@ -2085,6 +2085,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7985,13 +8031,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8003,7 +8049,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13410,6 +13456,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/ptexenc/ChangeLog b/Build/source/texk/ptexenc/ChangeLog
index 65a1ef266bc..c247b9d2485 100644
--- a/Build/source/texk/ptexenc/ChangeLog
+++ b/Build/source/texk/ptexenc/ChangeLog
@@ -1,3 +1,7 @@
+2015-06-12  Peter Breitenlohner  <peb@mppmu.mpg.de>
+
+	* version.ac: Update version number 1.3.3 => 1.3.4dev.
+
 2015-05-21  Karl Berry  <karl@tug.org>
 
 	* TL'15.
diff --git a/Build/source/texk/ptexenc/c-auto.in b/Build/source/texk/ptexenc/c-auto.in
index 968b7e2771c..75461142f02 100644
--- a/Build/source/texk/ptexenc/c-auto.in
+++ b/Build/source/texk/ptexenc/c-auto.in
@@ -6,7 +6,7 @@
 #define PTEXENC_C_AUTO_H
 
 /* ptexenc: the version string. */
-#define PTEXENCVERSION "ptexenc version 1.3.3"
+#define PTEXENCVERSION "ptexenc version 1.3.4dev"
 
 /* Define to 1 if the `closedir' function returns void instead of `int'. */
 #undef CLOSEDIR_VOID
@@ -17,6 +17,10 @@
 /* Define to 1 if you have the `atexit' function. */
 #undef HAVE_ATEXIT
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/ptexenc/configure b/Build/source/texk/ptexenc/configure
index 7ef730870ec..2b59c10c2ab 100755
--- a/Build/source/texk/ptexenc/configure
+++ b/Build/source/texk/ptexenc/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for ptexenc 1.3.3.
+# Generated by GNU Autoconf 2.69 for ptexenc 1.3.4dev.
 #
 # Report bugs to <tex-k@tug.org>.
 #
@@ -590,8 +590,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='ptexenc'
 PACKAGE_TARNAME='ptexenc'
-PACKAGE_VERSION='1.3.3'
-PACKAGE_STRING='ptexenc 1.3.3'
+PACKAGE_VERSION='1.3.4dev'
+PACKAGE_STRING='ptexenc 1.3.4dev'
 PACKAGE_BUGREPORT='tex-k@tug.org'
 PACKAGE_URL=''
 
@@ -1330,7 +1330,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures ptexenc 1.3.3 to adapt to many kinds of systems.
+\`configure' configures ptexenc 1.3.4dev to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1400,7 +1400,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of ptexenc 1.3.3:";;
+     short | recursive ) echo "Configuration of ptexenc 1.3.4dev:";;
    esac
   cat <<\_ACEOF
 
@@ -1520,7 +1520,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-ptexenc configure 1.3.3
+ptexenc configure 1.3.4dev
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2070,6 +2070,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -2130,7 +2176,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by ptexenc $as_me 1.3.3, which was
+It was created by ptexenc $as_me 1.3.4dev, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2511,10 +2557,10 @@ ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 
 
 
-PTEXENCVERSION=1.3.3
+PTEXENCVERSION=1.3.4dev
 
 
-PTEXENC_LT_VERSINFO=4:3:3
+PTEXENC_LT_VERSINFO=4:4:3
 
 
 am__api_version='1.15'
@@ -7821,7 +7867,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='ptexenc'
- VERSION='1.3.3'
+ VERSION='1.3.4dev'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -7976,13 +8022,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7994,7 +8040,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13401,6 +13447,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
@@ -13827,7 +13885,7 @@ Usage: $0 [OPTIONS]
 Report bugs to <bug-libtool@gnu.org>."
 
 lt_cl_version="\
-ptexenc config.lt 1.3.3
+ptexenc config.lt 1.3.4dev
 configured by $0, generated by GNU Autoconf 2.69.
 
 Copyright (C) 2011 Free Software Foundation, Inc.
@@ -15554,7 +15612,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by ptexenc $as_me 1.3.3, which was
+This file was extended by ptexenc $as_me 1.3.4dev, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -15620,7 +15678,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-ptexenc config.status 1.3.3
+ptexenc config.status 1.3.4dev
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/Build/source/texk/ptexenc/version.ac b/Build/source/texk/ptexenc/version.ac
index 5fe5cdebeab..b731a12cd6d 100644
--- a/Build/source/texk/ptexenc/version.ac
+++ b/Build/source/texk/ptexenc/version.ac
@@ -18,4 +18,4 @@ dnl     append "dev", to distinguish binaries built between releases.
 dnl --------------------------------------------------------
 dnl
 dnl  m4-include this file to define the current ptexenc version
-m4_define([ptexenc_version], [1.3.3])
+m4_define([ptexenc_version], [1.3.4dev])
diff --git a/Build/source/texk/seetexk/config.h.in b/Build/source/texk/seetexk/config.h.in
index 7d6c87602ba..91eb3f4343f 100644
--- a/Build/source/texk/seetexk/config.h.in
+++ b/Build/source/texk/seetexk/config.h.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/seetexk/configure b/Build/source/texk/seetexk/configure
index cd52a401390..602326e8aa9 100755
--- a/Build/source/texk/seetexk/configure
+++ b/Build/source/texk/seetexk/configure
@@ -2067,6 +2067,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7967,13 +8013,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7985,7 +8031,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13392,6 +13438,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/tex4htk/c-auto.in b/Build/source/texk/tex4htk/c-auto.in
index 13fd63217fb..406daba2328 100644
--- a/Build/source/texk/tex4htk/c-auto.in
+++ b/Build/source/texk/tex4htk/c-auto.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/tex4htk/configure b/Build/source/texk/tex4htk/configure
index c8f89e5e813..ef1d456ffba 100755
--- a/Build/source/texk/tex4htk/configure
+++ b/Build/source/texk/tex4htk/configure
@@ -2072,6 +2072,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -8155,13 +8201,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8173,7 +8219,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13580,6 +13626,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/texlive/configure b/Build/source/texk/texlive/configure
index 80a26c5aceb..464b3213b1d 100755
--- a/Build/source/texk/texlive/configure
+++ b/Build/source/texk/texlive/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for TeX Live Scripts 2015.
+# Generated by GNU Autoconf 2.69 for TeX Live Scripts 2016/dev.
 #
 # Report bugs to <tex-k@tug.org>.
 #
@@ -579,8 +579,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='TeX Live Scripts'
 PACKAGE_TARNAME='tex-live-scripts'
-PACKAGE_VERSION='2015'
-PACKAGE_STRING='TeX Live Scripts 2015'
+PACKAGE_VERSION='2016/dev'
+PACKAGE_STRING='TeX Live Scripts 2016/dev'
 PACKAGE_BUGREPORT='tex-k@tug.org'
 PACKAGE_URL=''
 
@@ -1238,7 +1238,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures TeX Live Scripts 2015 to adapt to many kinds of systems.
+\`configure' configures TeX Live Scripts 2016/dev to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1305,7 +1305,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of TeX Live Scripts 2015:";;
+     short | recursive ) echo "Configuration of TeX Live Scripts 2016/dev:";;
    esac
   cat <<\_ACEOF
 
@@ -1400,7 +1400,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-TeX Live Scripts configure 2015
+TeX Live Scripts configure 2016/dev
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -1455,7 +1455,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by TeX Live Scripts $as_me 2015, which was
+It was created by TeX Live Scripts $as_me 2016/dev, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2322,7 +2322,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='tex-live-scripts'
- VERSION='2015'
+ VERSION='2016/dev'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -4224,7 +4224,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by TeX Live Scripts $as_me 2015, which was
+This file was extended by TeX Live Scripts $as_me 2016/dev, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -4281,7 +4281,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-TeX Live Scripts config.status 2015
+TeX Live Scripts config.status 2016/dev
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/Build/source/texk/ttf2pk2/config.h.in b/Build/source/texk/ttf2pk2/config.h.in
index 62635d2a346..8a9626abb55 100644
--- a/Build/source/texk/ttf2pk2/config.h.in
+++ b/Build/source/texk/ttf2pk2/config.h.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/ttf2pk2/configure b/Build/source/texk/ttf2pk2/configure
index 188babcb6ca..18c5762ea44 100755
--- a/Build/source/texk/ttf2pk2/configure
+++ b/Build/source/texk/ttf2pk2/configure
@@ -2086,6 +2086,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -7977,13 +8023,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -7995,7 +8041,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13402,6 +13448,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/ttfdump/config.h.in b/Build/source/texk/ttfdump/config.h.in
index d51c70af751..879867940db 100644
--- a/Build/source/texk/ttfdump/config.h.in
+++ b/Build/source/texk/ttfdump/config.h.in
@@ -6,6 +6,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/ttfdump/configure b/Build/source/texk/ttfdump/configure
index 002ecd5818a..7f6a157a063 100755
--- a/Build/source/texk/ttfdump/configure
+++ b/Build/source/texk/ttfdump/configure
@@ -2067,6 +2067,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -8150,13 +8196,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8168,7 +8214,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13575,6 +13621,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/xdvik/c-auto.in b/Build/source/texk/xdvik/c-auto.in
index 2955ab23382..de496e16188 100644
--- a/Build/source/texk/xdvik/c-auto.in
+++ b/Build/source/texk/xdvik/c-auto.in
@@ -56,6 +56,10 @@
 /* Define to 1 if you have the <assert.h> header file. */
 #undef HAVE_ASSERT_H
 
+/* Define to 1 if you have the declaration of `isascii', and to 0 if you
+   don't. */
+#undef HAVE_DECL_ISASCII
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
diff --git a/Build/source/texk/xdvik/configure b/Build/source/texk/xdvik/configure
index 2f2d1b776e5..9d277106c95 100755
--- a/Build/source/texk/xdvik/configure
+++ b/Build/source/texk/xdvik/configure
@@ -2157,6 +2157,52 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_find_uintX_t
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
 # ----------------------------------------------------
 # Tries to find if the field MEMBER exists in type AGGR, after including
@@ -8240,13 +8286,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -8258,7 +8304,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
@@ -13665,6 +13711,18 @@ case :$ac_cv_c_int64_t:$ac_cv_c_int64_t: in #(
   *) :
      ;;
 esac
+ac_fn_c_check_decl "$LINENO" "isascii" "ac_cv_have_decl_isascii" "#include <ctype.h>
+"
+if test "x$ac_cv_have_decl_isascii" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_ISASCII $ac_have_decl
+_ACEOF
+
 ac_fn_c_check_member "$LINENO" "struct stat" "st_mtim" "ac_cv_member_struct_stat_st_mtim" "$ac_includes_default"
 if test "x$ac_cv_member_struct_stat_st_mtim" = xyes; then :
 
diff --git a/Build/source/texk/xdvik/squeeze/configure b/Build/source/texk/xdvik/squeeze/configure
index 3ba78ed6e2a..b06944535b8 100755
--- a/Build/source/texk/xdvik/squeeze/configure
+++ b/Build/source/texk/xdvik/squeeze/configure
@@ -3572,13 +3572,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3590,7 +3590,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/devnag/configure b/Build/source/utils/devnag/configure
index 90376d52a98..0d9f2a89742 100755
--- a/Build/source/utils/devnag/configure
+++ b/Build/source/utils/devnag/configure
@@ -3640,13 +3640,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3658,7 +3658,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/lacheck/configure b/Build/source/utils/lacheck/configure
index 1607889557a..c171f1650fd 100755
--- a/Build/source/utils/lacheck/configure
+++ b/Build/source/utils/lacheck/configure
@@ -3577,13 +3577,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3595,7 +3595,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/m-tx/configure b/Build/source/utils/m-tx/configure
index 75d11a89a63..9e432ea2fff 100755
--- a/Build/source/utils/m-tx/configure
+++ b/Build/source/utils/m-tx/configure
@@ -3939,13 +3939,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3957,7 +3957,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/pmx/configure b/Build/source/utils/pmx/configure
index 0072b153165..f6719bae451 100755
--- a/Build/source/utils/pmx/configure
+++ b/Build/source/utils/pmx/configure
@@ -3913,13 +3913,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3931,7 +3931,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/ps2eps/configure b/Build/source/utils/ps2eps/configure
index ba98440d2ee..fdcb3448649 100755
--- a/Build/source/utils/ps2eps/configure
+++ b/Build/source/utils/ps2eps/configure
@@ -3580,13 +3580,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3598,7 +3598,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/t1utils/configure b/Build/source/utils/t1utils/configure
index cb1c6387431..1c2073342f3 100755
--- a/Build/source/utils/t1utils/configure
+++ b/Build/source/utils/t1utils/configure
@@ -4121,13 +4121,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -4139,7 +4139,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/texdoctk/configure b/Build/source/utils/texdoctk/configure
index b7053d502c2..3ae7b2af0ec 100755
--- a/Build/source/utils/texdoctk/configure
+++ b/Build/source/utils/texdoctk/configure
@@ -3579,13 +3579,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3597,7 +3597,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/tpic2pdftex/configure b/Build/source/utils/tpic2pdftex/configure
index 5c836b763ab..af7e7b2bb42 100755
--- a/Build/source/utils/tpic2pdftex/configure
+++ b/Build/source/utils/tpic2pdftex/configure
@@ -3575,13 +3575,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3593,7 +3593,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/vlna/configure b/Build/source/utils/vlna/configure
index bcf16e8782a..f6189c10b22 100755
--- a/Build/source/utils/vlna/configure
+++ b/Build/source/utils/vlna/configure
@@ -3569,13 +3569,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3587,7 +3587,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/xindy/configure b/Build/source/utils/xindy/configure
index c40c4391037..2b02f3b4ba2 100755
--- a/Build/source/utils/xindy/configure
+++ b/Build/source/utils/xindy/configure
@@ -3688,13 +3688,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3706,7 +3706,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/utils/xpdfopen/configure b/Build/source/utils/xpdfopen/configure
index 69db90d3523..648e945875f 100755
--- a/Build/source/utils/xpdfopen/configure
+++ b/Build/source/utils/xpdfopen/configure
@@ -3698,13 +3698,13 @@ else
 if test "x$enable_compiler_warnings" != xno; then
   kpse_cv_warning_cflags="-Wimplicit -Wreturn-type"
   case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wdeclaration-after-statement" ;; #(
   *) :
      ;;
 esac
   case `$CC -dumpversion` in #(
-  3.[234].* | 4.*) :
+  3.[234].* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wno-unknown-pragmas" ;; #(
   *) :
      ;;
@@ -3716,7 +3716,7 @@ esac
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wparentheses -Wswitch -Wtrigraphs -Wpointer-arith"
       kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wcast-qual -Wcast-align -Wwrite-strings"
       case `$CC -dumpversion` in #(
-  3.4.* | 4.*) :
+  3.4.* | 4.* | 5.*) :
     kpse_cv_warning_cflags="$kpse_cv_warning_cflags -Wold-style-definition" ;; #(
   *) :
      ;;
diff --git a/Build/source/version.ac b/Build/source/version.ac
index 226b4c18ac9..1575c8002bf 100644
--- a/Build/source/version.ac
+++ b/Build/source/version.ac
@@ -7,4 +7,4 @@ dnl
 dnl --------------------------------------------------------
 dnl
 dnl  m4-include this file to define the current TeX Live version
-m4_define([tex_live_version], [2015])
+m4_define([tex_live_version], [2016/dev])