Fixed localtime_r() time_t pointer warning (gcc).

src/sbbs3/js_global.c

@@ -2077,7 +2077,7 @@ js_strftime(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
 		JS_ValueToInt32(cx,argv[1],&t);
 
 	strcpy(str,"-Invalid time-");
-	if(localtime_r(&t,&tm)==NULL)
+	if(localtime_r((time_t*)&t,&tm)==NULL)
 		memset(&tm,0,sizeof(tm));
 	strftime(str,sizeof(str),fmt,&tm);