1 files changed, 1 insertions, 1 deletions
diff --git a/configure b/configure
index 72f5cd5f52..eb40f9d6c6 100755
--- a/configure
+++ b/configure
@@ -381,7 +381,7 @@ done
 
 # default flags for all hosts
 CFLAGS="$CFLAGS -O2 -g -fno-strict-aliasing"
-CFLAGS="$CFLAGS -Wall -Wundef -Wendif-labels -Wwrite-strings -Wmissing-prototypes -Wstrict-prototypes"
+CFLAGS="$CFLAGS -Wall -Wundef -Wendif-labels -Wwrite-strings -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls"
 LDFLAGS="$LDFLAGS -g"
 if test "$werror" = "yes" ; then
 CFLAGS="$CFLAGS -Werror"