X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;ds=sidebyside;f=configure.ac;fp=configure.ac;h=022bba7bb817b296b7a61358da89d24c06c94c59;hb=526dafffcaee26fb715e603b115964b0b080e2b0;hp=c9adc83ab7f0dbd949af5a3e35ca58df9c0f2fde;hpb=9033d75df3c0f23711eb4edff186c856cdd4f249;p=meshlink

diff --git a/configure.ac b/configure.ac
index c9adc83a..022bba7b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -21,6 +21,7 @@ dnl Checks for programs.
 AM_PROG_CC_C_O
 AM_PROG_AR
 AC_PROG_CC
+AC_PROG_CC_C99
 AC_PROG_CXX
 AC_PROG_CPP
 AC_PROG_INSTALL