--- ../src/zm_db.h.orig	2019-01-14 06:40:35.320972387 +0000
+++ ../src/zm_db.h	2019-01-14 06:49:21.001720831 +0000
@@ -21,6 +21,11 @@
 #define ZM_DB_H
 
 #include <mysql/mysql.h>
+
+#if !defined(my_bool)
+#define my_bool bool
+#endif
+
 #include "zm_thread.h"
 
 class zmDbRow {