Make sure toupper() is properly declared.

diff --git a/crypto/o_str.c b/crypto/o_str.c
index efe20b77a9c28191ec44ebc6982b1f1c20d77187..d626c98d0eb4d5102d4a80be11b90a041ea68d62 100644 (file)
--- a/crypto/o_str.c
+++ b/crypto/o_str.c
@@ -56,6 +56,7 @@
  *
  */
 
+#include <ctype.h>
 #include <strings.h>
 #include "o_str.h"
 #include <openssl/e_os2.h>