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-rw-r--r--libio/getchar.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/libio/getchar.c b/libio/getchar.c
index e7a236cf2e..d54ec58c1e 100644
--- a/libio/getchar.c
+++ b/libio/getchar.c
@@ -31,7 +31,8 @@ int
 getchar ()
 {
   int result;
-  __libc_cleanup_region_start (&_IO_funlockfile, stdin);
+  __libc_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile,
+			       stdin);
   _IO_flockfile (stdin);
   result = _IO_getc_unlocked (stdin);
   __libc_cleanup_region_end (1);