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-rw-r--r--Build/source/m4/kpse-common.m47
1 files changed, 6 insertions, 1 deletions
diff --git a/Build/source/m4/kpse-common.m4 b/Build/source/m4/kpse-common.m4
index f2888f43639..c0933ac38be 100644
--- a/Build/source/m4/kpse-common.m4
+++ b/Build/source/m4/kpse-common.m4
@@ -35,18 +35,23 @@ AC_DEFUN([KPSE_INIT],
# _KPSE_USE_LIBTOOL()
# -------------------
AC_DEFUN([_KPSE_USE_LIBTOOL],
-[##tldbg $0: Generate a libtool script for use in configure tests.
+[echo 'tldbg:[$0] called, libtool package version: LT_PACKAGE_VERSION' >&AS_MESSAGE_LOG_FD
AC_PROVIDE_IFELSE([LT_INIT], ,
[m4_fatal([$0: requires libtool])])[]dnl
LT_OUTPUT
+#
m4_append([AC_LANG(C)],
[ac_link="./libtool --mode=link --tag=CC $ac_link"
])[]dnl
+#
AC_PROVIDE_IFELSE([AC_PROG_CXX],
[m4_append([AC_LANG(C++)],
[ac_link="./libtool --mode=link --tag=CXX $ac_link"
])])[]dnl
AC_LANG(_AC_LANG)[]dnl
+#
+# am_prog_ar needed for dvisvgm, at least.
+AM_PROG_AR
]) # _KPSE_USE_LIBTOOL
# _KPSE_LIB_FLAGS(LIBDIR, LIBNAME, OPTIONS,