remove unused vars

Author: weltling

win32/winutil.c

@@ -79,10 +79,7 @@ void php_win32_free_rng_lock()
 
 PHPAPI int php_win32_get_random_bytes(unsigned char *buf, size_t size) {  /* {{{ */
 
-	unsigned int has_contextg = 0;
-
 	BOOL ret;
-	size_t i = 0;
 
 #ifdef ZTS
 	tsrm_mutex_lock(php_lock_win32_cryptoctx);