1 files changed, 2 insertions, 0 deletions
diff --git a/block.h b/block.h
index 71e87fc9e1..b595772c3c 100644
--- a/block.h
+++ b/block.h
@@ -58,6 +58,8 @@ int bdrv_file_open(BlockDriverState **pbs, const char *filename, int flags);
 int bdrv_open(BlockDriverState *bs, const char *filename, int flags);
 int bdrv_open2(BlockDriverState *bs, const char *filename, int flags,
                BlockDriver *drv);
+int bdrv_open3(BlockDriverState *bs, const char *filename, int flags,
+               BlockDriver *drv);
 void bdrv_close(BlockDriverState *bs);
 int bdrv_check(BlockDriverState *bs);
 int bdrv_read(BlockDriverState *bs, int64_t sector_num,