use DBUG_ON flag for checking debug

# Some libmysql builds don't define DBUG_OFF and non-debug builds are more frequent

diff --git a/ext/mysqli/mysqli.c b/ext/mysqli/mysqli.c
index f0538617ff98eca7bddfcf09a4f129d70f667c68..b3b83958a1249510e8fc3bb3b609cdaca97d66d5 100644 (file)
--- a/ext/mysqli/mysqli.c
+++ b/ext/mysqli/mysqli.c
@@ -809,10 +809,10 @@ PHP_MINIT_FUNCTION(mysqli)
 #ifdef MYSQLI_USE_MYSQLND
        REGISTER_LONG_CONSTANT("MYSQLI_DEBUG_TRACE_ENABLED", MYSQLND_DBG_ENABLED, CONST_CS | CONST_PERSISTENT);
 #else
-#ifndef DBUG_OFF
-       REGISTER_LONG_CONSTANT("MYSQLI_DEBUG_TRACE_ENABLED", 0, CONST_CS | CONST_PERSISTENT);
-#else
+#ifdef DBUG_ON
        REGISTER_LONG_CONSTANT("MYSQLI_DEBUG_TRACE_ENABLED", 1, CONST_CS | CONST_PERSISTENT);
+#else
+       REGISTER_LONG_CONSTANT("MYSQLI_DEBUG_TRACE_ENABLED", 0, CONST_CS | CONST_PERSISTENT);
 #endif
 #endif