configure.ac: replace obsolete AC_PROG_CC_STDC macro.

Since release 2.70 of GNU Autoconf

> *** AC_PROG_CC_STDC, AC_PROG_CC_C89, AC_PROG_CC_C99 are now obsolete.
>  Applications should use AC_PROG_CC.

Signed-off-by: Andreas Mohr <and@gmx.li>
Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andreas Mohr 2021-12-22 19:12:03 +00:00 committed by Andrew Borodin
parent dc7888ca97
commit 1bc8abd79f

View File

@ -36,7 +36,7 @@ dnl ############################################################################
dnl Check for compiler
dnl ############################################################################
AC_PROG_CC_STDC
AC_PROG_CC
AM_PROG_CC_C_O
mc_CHECK_CFLAGS