(jm_MACROS): Require autoconf-2.58.

(AC_LANG_SOURCE): Remove definition, now that we require autoconf-2.58.

diff --git a/m4/jm-macros.m4 b/m4/jm-macros.m4
index cf33f2ddddb82bf8c4454970266234319a761ca4..7276e9807be5e6709210c925d559ee3e7ddf5cd7 100644 (file)
--- a/m4/jm-macros.m4
+++ b/m4/jm-macros.m4
@@ -1,28 +1,10 @@
-#serial 69   -*- autoconf -*-
-
-m4_undefine([AC_LANG_SOURCE(C)])
-dnl The following is identical to the definition in c.m4
-dnl from the autoconf cvs repository on 2003-03-07.
-dnl FIXME: remove this code once we upgrade to autoconf-2.58.
-
-# We can't use '#line $LINENO "configure"' here, since
-# Sun c89 (Sun WorkShop 6 update 2 C 5.3 Patch 111679-08 2002/05/09)
-# rejects $LINENO greater than 32767, and some configure scripts
-# are longer than 32767 lines.
-m4_define([AC_LANG_SOURCE(C)],
-[/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$1])
-
+#serial 70   -*- autoconf -*-
 
 dnl Misc type-related macros for fileutils, sh-utils, textutils.
 
 AC_DEFUN([jm_MACROS],
 [
-  AC_PREREQ(2.57)
+  AC_PREREQ(2.58)
 
   GNU_PACKAGE="GNU $PACKAGE"
   AC_DEFINE_UNQUOTED(GNU_PACKAGE, "$GNU_PACKAGE",