Improve wording for Y2038 and largefile probes

Problem reported by Bruno Haible in:
https://lists.gnu.org/r/bug-gnulib/2024-06/msg00181.html
* lib/autoconf/specific.m4 (_AC_SYS_YEAR2038_PROBE)
(_AC_SYS_LARGEFILE_PROBE): Improve wording of chatter.

diff --git a/lib/autoconf/specific.m4 b/lib/autoconf/specific.m4
index 0d0191a849bbd0d49d4913cd7531dc098b9fc9c4..cea6247a9d1417661e05f77e378460248540ea80 100644 (file)
--- a/lib/autoconf/specific.m4
+++ b/lib/autoconf/specific.m4
@@ -132,7 +132,7 @@ m4_define([_AC_SYS_YEAR2038_OPTIONS], m4_normalize(
 # If you change this macro you may also need to change
 # _AC_SYS_YEAR2038_OPTIONS.
 AC_DEFUN([_AC_SYS_YEAR2038_PROBE],
-[AC_CACHE_CHECK([for $CPPFLAGS option for timestamps after 2038],
+[AC_CACHE_CHECK([for $CC option to support timestamps after 2038],
   [ac_cv_sys_year2038_opts],
   [ac_save_CPPFLAGS="$CPPFLAGS"
   ac_opt_found=no
@@ -278,7 +278,7 @@ m4_define([_AC_SYS_LARGEFILE_OPTIONS], m4_normalize(
 # If you change this macro you may also need to change
 # _AC_SYS_LARGEFILE_OPTIONS.
 AC_DEFUN([_AC_SYS_LARGEFILE_PROBE],
-[AC_CACHE_CHECK([for $CPPFLAGS option for large files],
+[AC_CACHE_CHECK([for $CC option to support large files],
   [ac_cv_sys_largefile_opts],
   [ac_save_CPPFLAGS=$CPPFLAGS
   ac_opt_found=no