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diff --git a/Build/source/texk/dvipng/dvipng-1.13/configure.ac b/Build/source/texk/dvipng/dvipng-1.13/configure.ac
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+++ b/Build/source/texk/dvipng/dvipng-1.13/configure.ac
@@ -0,0 +1,225 @@
+# configure.ac
+
+#************************************************************************
+#
+# Part of the dvipng distribution
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program. If not, see
+# <http://www.gnu.org/licenses/>.
+#
+# Copyright (C) 2002-2010 Jan-Åke Larsson
+#
+#************************************************************************
+
+# Process this file with autoconf to produce a configure script.
+AC_INIT([dvipng], [1.13], [dvipng@nongnu.org])
+AC_CONFIG_SRCDIR([dvipng.c])
+
+AC_ARG_ENABLE(debug,
+ AC_HELP_STRING([--disable-debug],[Compile without debug (-d) option]),
+ [ if test "$enableval" = yes ; then
+ AC_DEFINE(DEBUG, 1, [Define as 1 to get the debug (-d) option.])
+ fi ],
+ [ enable_debug="yes";
+ AC_DEFINE(DEBUG, 1, [Define as 1 to get the debug (-d) option.])])
+AC_ARG_ENABLE(timing,
+ AC_HELP_STRING([--enable-timing],[Output execution time of dvipng]),
+ [ if test "$enableval" = yes ; then
+ AC_DEFINE(TIMING, 1, [Define as 1 to get execution time output.])
+ fi ])
+
+# Checks for programs.
+AC_SET_MAKE
+AC_PROG_CC
+AC_PROG_INSTALL
+AC_PROG_LN_S
+AC_ARG_WITH(gs,
+ AC_HELP_STRING([--with-gs=/PATH/TO/gs],[Hard-wire the location of GhostScript]),
+ [if test "x$withval" != xno ; then
+ AC_PATH_PROG(GS,["$withval"])
+ AC_DEFINE_UNQUOTED(GS_PATH, "$GS", [Define as the path to GhostScript.])
+ GS_CHECK_DEVICES
+ fi],
+ [AC_CHECK_PROG(GS,gs,gs)
+ AC_DEFINE_UNQUOTED(GS_PATH, "gs", [Define as the path to GhostScript.])
+ if test -n "$GS"; then
+ GS_CHECK_DEVICES
+ else
+ AC_MSG_WARN([Cannot find GhostScript in your PATH])
+ fi
+])
+
+# Checks for libraries.
+AC_CHECK_LIB(m, pow)
+AC_CHECK_LIB(z, deflate)
+AC_CHECK_LIB([png], [png_read_image],,
+ [AC_MSG_ERROR([cannot find/use libpng])])
+AC_CHECK_LIB([gd], [gdImageCreate],,
+ [AC_MSG_ERROR([cannot find/use libgd
+This drawing library can be downloaded at http://www.boutell.com/gd])])
+AC_CHECK_LIB([kpathsea], [kpse_set_program_name],,
+ AC_MSG_ERROR([cannot find/use libkpathsea]))
+AC_CHECK_LIB([t1], [T1_InitLib])
+PSFONTS_O=""
+if test "$ac_cv_lib_t1_T1_InitLib" = yes; then
+ PSFONTS_O="t1.o"
+fi
+AC_SUBST(PSFONTS_O)
+
+# Checks for header files.
+AC_HEADER_STDC
+AC_CHECK_HEADERS([gd.h png.h kpathsea/kpathsea.h],,
+ [AC_MSG_ERROR([cannot find/use $ac_header])])
+AC_CHECK_HEADERS([t1lib.h libgen.h])
+AC_CHECK_FT2(,[CFLAGS="$FT2_CFLAGS $CFLAGS"
+ LIBS="$FT2_LIBS $LIBS"
+ PSFONTS_O="$PSFONTS_O sfd.o ft.o"
+ AC_DEFINE(HAVE_FT2, 1, [Define to 1 if you have freetype2])
+ ac_have_freetype2="yes"],
+ [ac_have_freetype2="no"])
+if test -n "$PSFONTS_O"; then
+ PSFONTS_O="$PSFONTS_O enc.o fontmap.o tfm.o"
+fi
+AC_HEADER_SYS_WAIT
+AC_HEADER_TIME
+AC_HEADER_STDBOOL
+AC_CHECK_HEADERS([fcntl.h sys/time.h])
+
+# Checks for typedefs, structures, and compiler characteristics.
+AC_C_CONST
+AC_TYPE_PID_T
+AC_TYPE_SIZE_T
+if test "$ac_cv_header_inttypes_h" = "yes"; then
+ # Sometimes we want to use gcc -ansi -pedantic as a portability test
+ # The typedef of int64_t is not in the system header file in that
+ # case. Then, #define int64_t as "long long", which is non-ansi, but
+ # is present in most modern compilers. Using a #define rather than a
+ # typedef can be a problem, but in dvipng int64_t is only used as
+ # typecast, and there are no problems. autoconf 2.13 equivalent:
+ # AC_CHECK_TYPE(int64_t, long long)
+ # AC_CHECK_TYPE(uint64_t, unsigned long long)
+ AC_CHECK_TYPE([int64_t],,
+ [AC_DEFINE_UNQUOTED([int64_t], [long long],
+ [Define to `long long' if
+ <inttypes.h> does not define it.])])
+ AC_CHECK_TYPE([uint64_t],,
+ [AC_DEFINE_UNQUOTED([uint64_t], [unsigned long long],
+ [Define to `unsigned long long' if
+ <inttypes.h> does not define it.])])
+fi
+AC_HAS_KPSE_ENC_FORMATS
+
+
+# Checks for library functions.
+AC_FUNC_FORK
+AC_FUNC_MALLOC
+AC_FUNC_MMAP
+AC_FUNC_STRTOD
+AC_FUNC_VPRINTF
+AC_CHECK_FUNCS([dup2 memset munmap pow putenv strchr strrchr strtol strstr])
+if test "$enable_timing" = "yes"; then
+ AC_CHECK_FUNCS([ftime gettimeofday])
+fi
+AC_CHECK_FUNCS([gdImageCreateTrueColor gdImageCreateFromJpeg gdImagePngEx gdImageCreateFromPngPtr gdImageGif FT_Library_Version])
+if test "$ac_cv_func_gdImageGif" = "yes"; then
+ INSTALL_BIN_TARGET="install-dvigif"
+else
+ INSTALL_BIN_TARGET="install-dvipng"
+fi
+AC_SUBST(INSTALL_BIN_TARGET)
+
+# Documentation-related checks
+AC_PATH_PROG(MAKEINFO, makeinfo, :)
+MAKEINFO_CHECK_MACROS(acronym env option)
+AC_PATH_PROG(INSTALL_INFO, install-info, :, $PATH /usr/sbin /sbin)
+
+# SELFAUTO
+AC_ARG_ENABLE(selfauto-set,
+ AC_HELP_STRING([--enable-selfauto-set],
+ [This option will make the final binary explicitly set the
+ $SELFAUTO... variables to make it look as dvipng is installed in the
+ main texmf tree, even if it isn't. This is necessary when texmf.cnf
+ only uses $SELFAUTO... variables and dvipng is not installed in the
+ texmf tree. Otherwise, dvipng may not be able to find virtual
+ fonts, or psfonts.map. To find out, first build the binary and do
+ 'make test'. If the test fails, you need this switch.]),
+ [ if test "$enableval" = yes ; then
+ AC_MSG_CHECKING([for \$SELFAUTOLOC])
+ SELFAUTOLOC=`kpsewhich -expand-var=\\\$SELFAUTOLOC`
+ AC_DEFINE_UNQUOTED(ENV_SELFAUTOLOC,["SELFAUTOLOC=$SELFAUTOLOC"],
+ [The environment setting for $SELFAUTOLOC])
+ AC_MSG_RESULT([$SELFAUTOLOC])
+ AC_MSG_CHECKING([for \$SELFAUTODIR])
+ SELFAUTODIR=`kpsewhich -expand-var=\\\$SELFAUTODIR`
+ AC_DEFINE_UNQUOTED(ENV_SELFAUTODIR,["SELFAUTODIR=$SELFAUTODIR"],
+ [The environment setting for $SELFAUTODIR])
+ AC_MSG_RESULT([$SELFAUTODIR])
+ AC_MSG_CHECKING([for \$SELFAUTOPARENT])
+ SELFAUTOPARENT=`kpsewhich -expand-var=\\\$SELFAUTOPARENT`
+ AC_DEFINE_UNQUOTED(ENV_SELFAUTOPARENT,["SELFAUTOPARENT=$SELFAUTOPARENT"],
+ [The environment setting for $SELFAUTOPARENT])
+ AC_MSG_RESULT([$SELFAUTOPARENT])
+ fi ],
+ [AC_MSG_CHECKING([for texmf.cnf])
+ TEXMF_CNF=`kpsewhich texmf.cnf`
+ AC_MSG_RESULT([$TEXMF_CNF])
+ AC_PATH_PROG(KPSEWHICH, kpsewhich)
+ AC_MSG_CHECKING([for psfonts.map])
+ cp $KPSEWHICH .
+ PSFONTS_MAP=`./kpsewhich psfonts.map`
+ rm -f ./kpsewhich
+ if test -n "$PSFONTS_MAP"; then
+ AC_MSG_RESULT([$PSFONTS_MAP])
+ else
+ AC_MSG_RESULT([not found from outside the texmf tree])
+ AC_MSG_CHECKING([for \$SELFAUTO in texmf.cnf])
+ if grep SELFAUTO "$TEXMF_CNF" > /dev/null 2> /dev/null; then
+ AC_MSG_RESULT([yes
+***************************************************************
+texmf.cnf is using \$SELFAUTO... variables. If you are going to
+install dvipng outside the texmf tree, you may need to use
+--enable-selfauto-set. To find out, do 'make ; make test'. If the test
+is unsuccessful, add the mentioned switch and rebuild.
+***************************************************************])
+ else
+ AC_MSG_RESULT([no])
+ fi
+ fi])
+
+AC_MSG_RESULT([
+** Configuration summary for $PACKAGE_STRING:
+
+ The -d (debug) switch is enabled: $enable_debug
+ Your gd is new enough (>=2.0) to enable
+ the --truecolor switch, full alpha
+ transparency, proper rescaling of
+ included bitmaps, and jpeg inclusion: $ac_cv_func_gdImageCreateTrueColor
+ Your gd has jpeg inclusion enabled: $ac_cv_func_gdImageCreateFromJpeg
+ Your gd is new enough (>=2.0.12) to
+ enable transparent backgrounds for EPS
+ inclusion and the -z (compression)
+ switch: $ac_cv_func_gdImagePngEx
+ Your gd is new enough (>=2.0.21) to
+ allow image creation from memory $ac_cv_func_gdImageCreateFromPngPtr
+ Your gd is new enough (>=2.0.28) to
+ enable gif inclusion and output
+ (dvigif): $ac_cv_func_gdImageGif
+ FreeType font rendering available: $ac_have_freetype2
+ Support for subfonts (CJK-LaTeX): $ac_have_freetype2
+ T1lib font rendering available: $ac_cv_lib_t1_T1_InitLib
+])
+
+AC_CONFIG_HEADER([config.h])
+AC_CONFIG_FILES([Makefile])
+AC_OUTPUT