1 files changed, 1 insertions, 1 deletions
diff --git a/libio/getwchar.c b/libio/getwchar.c
index b327c313a6..10844e2bdc 100644
--- a/libio/getwchar.c
+++ b/libio/getwchar.c
@@ -30,7 +30,7 @@
 #undef getwchar
 
 wint_t
-getwchar ()
+getwchar (void)
 {
   wint_t result;
   _IO_acquire_lock (_IO_stdin);