Zend/zend_multiply: include cleanup

Author: MaxKellermann

Zend/zend_multiply.h

@@ -17,11 +17,12 @@
    +----------------------------------------------------------------------+
 */
 
-#include "zend_portability.h"
-
 #ifndef ZEND_MULTIPLY_H
 #define ZEND_MULTIPLY_H
 
+#include "zend_portability.h"
+#include "zend.h" // for zend_error_noreturn()
+
 #if PHP_HAVE_BUILTIN_SMULL_OVERFLOW && SIZEOF_LONG == SIZEOF_ZEND_LONG
 
 #define ZEND_SIGNED_MULTIPLY_LONG(a, b, lval, dval, usedval) do {	\