1 files changed, 2 insertions, 2 deletions
diff --git a/configure b/configure
index 56938baf9..0e8d178e0 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in 9bd03cf.
+# From configure.in c235a30.
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.69.
 #
@@ -4585,7 +4585,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 #   -Werror-implicit-function-declaration -Wtrampolines
 #   -Wjump-misses-init
 
-CFLAGS="$CFLAGS -pipe -ffast-math -Wall -Wextra -Wno-sign-compare"
+CFLAGS="$CFLAGS -pipe -ffast-math -Wall -Wextra -Wno-sign-compare -std=c99"
 CPPFLAGS="$CPPFLAGS -I../common"
 LDFLAGS="$LDFLAGS"