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-rw-r--r--libio/fputc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libio/fputc.c b/libio/fputc.c
index bd871ab047..865ac8cde0 100644
--- a/libio/fputc.c
+++ b/libio/fputc.c
@@ -32,7 +32,7 @@ fputc (c, fp)
{
int result;
CHECK_FILE (fp, EOF);
- __libc_cleanup_region_start (&_IO_funlockfile, fp);
+ __libc_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
_IO_flockfile (fp);
result = _IO_putc_unlocked (c, fp);
__libc_cleanup_region_end (1);