Remove strstr decl.

diff --git a/src/expr.c b/src/expr.c
index bbed1aeda4e5cc875688322b16a3c814a3349f0d..2a9395a8faa1377bc67aab494d8a5df9e611a24f 100644 (file)
--- a/src/expr.c
+++ b/src/expr.c
@@ -71,7 +71,6 @@ static char **args;
 char *program_name;
 
 char *xstrdup ();
-char *strstr ();
 char *xmalloc ();
 
 static VALUE *docolon __P ((VALUE *sv, VALUE *pv));