1 files changed, 1 insertions, 0 deletions
diff --git a/log.h b/log.h
index 99fa9d1..aaf7b84 100644
--- a/log.h
+++ b/log.h
@@ -27,6 +27,7 @@ typedef struct MG2DLogger {
 } MG2DLogger;
 
 void mg2di_log(MG2DLogger *log, int level, const char *fmt, ...);
+void mg2di_vlog(MG2DLogger *log, int level, const char *fmt, va_list vl);
 void mg2di_log_default_callback(MG2DLogger *log, int level,
                                 const char *fmt, va_list vl);