Index: trunk/include/slib.h
===================================================================
--- trunk/include/slib.h	(revision 186)
+++ trunk/include/slib.h	(revision 190)
@@ -200,5 +200,5 @@
    * strstr
    */
-  char * sl_strstr (const char * haystack, const char * needle); 
+  const char * sl_strstr (const char * haystack, const char * needle); 
 
   /*