Fix #ifdef for mixed builds (ext/mysql using myslqnd, mysqli using libmysql)

diff --git a/ext/mysqli/mysqli.c b/ext/mysqli/mysqli.c
index e5f3907ddc8ec4d135b0745bd9454be3b3b8d8ef..f0538617ff98eca7bddfcf09a4f129d70f667c68 100644 (file)
--- a/ext/mysqli/mysqli.c
+++ b/ext/mysqli/mysqli.c
@@ -838,7 +838,7 @@ PHP_MINIT_FUNCTION(mysqli)
 #endif
 
 
-#ifdef MYSQL_USE_MYSQLND
+#ifdef MYSQLI_USE_MYSQLND
        mysqlnd_register_api_extension(&mysqli_api_ext);
 #endif