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-rw-r--r--include/qemu/osdep.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h
index bf4f75dcde..a87f1b7f32 100644
--- a/include/qemu/osdep.h
+++ b/include/qemu/osdep.h
@@ -641,6 +641,8 @@ static inline void qemu_reset_optind(void)
 #endif
 }
 
+int qemu_fdatasync(int fd);
+
 /**
  * Sync changes made to the memory mapped file back to the backing
  * storage. For POSIX compliant systems this will fallback