use AC_PROG_LIBTOOL instead of old name AM_PROG_LIBTOOL

diff --git a/m4/as-libtool.m4 b/m4/as-libtool.m4
index 39978393ecc50578d540ec240ed796748f048444..201ee7bc5651590b892067e41696bed224a5bc60 100644 (file)
--- a/m4/as-libtool.m4
+++ b/m4/as-libtool.m4
@@ -35,5 +35,5 @@ dnl  [$1]_LT_LDFLAGS="$[$1]_LT_LDFLAGS -version-info $[$1]_LIBVERSION"
   AC_SUBST([$1]_LT_LDFLAGS)
 
   AC_LIBTOOL_DLOPEN
-  AM_PROG_LIBTOOL
+  AC_PROG_LIBTOOL
 ])