X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=configure.in;h=07203e137c1efa7643daa3c950d6028c53869c60;hb=1000674d1c8d504052c12ab853fcb8532abcee1a;hp=50c149a839835d5a81a34caa5f80af344a4fd601;hpb=7e50a3977327c52e9e04f9cf3ac1cd0a54f042b2;p=openocd.git

diff --git a/configure.in b/configure.in
index 50c149a839..07203e137c 100644
--- a/configure.in
+++ b/configure.in
@@ -781,6 +781,7 @@ AM_CONDITIONAL(BITQ, test $build_bitq = yes)
 
 AC_LANG_C
 AC_PROG_CC
+AC_PROG_CC_C99
 AM_PROG_CC_C_O
 AC_PROG_RANLIB
 
@@ -811,7 +812,7 @@ int main(int argc, char **argv) { char **ep = environ; }
   ])
 
 if test "${has_environ}" != "yes" ; then
-     AC_MSG_FAILURE([Could find 'environ' in unistd.h or available libraries.]) 
+     AC_MSG_FAILURE([Could not find 'environ' in unistd.h or available libraries.]) 
 fi