Build: Add a comment that AC_PROG_CC_C99 is needed for Autoconf 2.69.
commit8be136f667aaeb8f9e16fbd57a83cb282f0c27ff
authorLasse Collin <lasse.collin@tukaani.org>
Tue, 21 Mar 2023 12:07:51 +0000 (21 14:07 +0200)
committerLasse Collin <lasse.collin@tukaani.org>
Tue, 21 Mar 2023 12:07:51 +0000 (21 14:07 +0200)
tree069241824a772291b577d87da51a995c9e08d812
parent53cc475f2652d9e390ca002018dfd0af0626ef80
Build: Add a comment that AC_PROG_CC_C99 is needed for Autoconf 2.69.

It's obsolete in Autoconf >= 2.70 and just an alias for AC_PROG_CC
but Autoconf 2.69 requires AC_PROG_CC_C99 to get a C99 compiler.
configure.ac