Zend/zend_build.h: include php_config.h

Without this, the macros ZTS, ZEND_DEBUG and PHP_COMPILER_ID may be
unavailable.

Author: MaxKellermann

Zend/zend_build.h

@@ -19,6 +19,12 @@
 #ifndef ZEND_BUILD_H
 #define ZEND_BUILD_H
 
+#ifdef PHP_WIN32
+#include "config.w32.h"
+#else
+#include "php_config.h"
+#endif
+
 #define ZEND_TOSTR_(x) #x
 #define ZEND_TOSTR(x) ZEND_TOSTR_(x)