* gcc -Wall clean-up.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4151 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/regex.c b/regex.c
index a70edbbbd0..6aff60cd9e 100644
--- a/regex.c
+++ b/regex.c
@@ -185,6 +185,7 @@ static int current_mbctype = MBCTYPE_ASCII;
 
 #ifdef RUBY
 #include "util.h"
+void rb_warn _((char*));
 # define re_warning(x) rb_warn(x)
 #endif