use the macro, casting works only with GCC

diff --git a/ext/dba/libflatfile/flatfile.c b/ext/dba/libflatfile/flatfile.c
index 45aa15a07c20ac3a7da70eb3d36770e45545bed4..d2bf0c16e9561fece52e028033cb27b3c6107836 100644 (file)
--- a/ext/dba/libflatfile/flatfile.c
+++ b/ext/dba/libflatfile/flatfile.c
@@ -37,7 +37,7 @@
 
 #include "flatfile.h"
 
-#define _php_stream_gets(stream, buf, len) php_stream_gets(stream, (zstr)((char*)buf), len)
+#define _php_stream_gets(stream, buf, len) php_stream_gets(stream, ZSTR(((char*)buf)), len)
 
 #define FLATFILE_BLOCK_SIZE 1024