1 files changed, 1 insertions, 1 deletions
diff --git a/mdadm.h b/mdadm.h
index 5ff66cd..20ed452 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -292,7 +292,7 @@ struct mdstat_ent {
 extern struct mdstat_ent *mdstat_read(int hold, int start);
 extern void free_mdstat(struct mdstat_ent *ms);
 extern void mdstat_wait(int seconds);
-extern void mdstat_wait_fd(int fd);
+extern void mdstat_wait_fd(int fd, const sigset_t *sigmask);
 extern int mddev_busy(int devnum);
 
 struct map_ent {