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-rw-r--r--lib/libc/stdio/wbuf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/libc/stdio/wbuf.c b/lib/libc/stdio/wbuf.c
index 36d7c8d..010539f 100644
--- a/lib/libc/stdio/wbuf.c
+++ b/lib/libc/stdio/wbuf.c
@@ -46,7 +46,7 @@ static char sccsid[] = "@(#)wbuf.c 8.1 (Berkeley) 6/4/93";
* the given file. Flush the buffer out if it is or becomes full,
* or if c=='\n' and the file is line buffered.
*/
-__swbuf(c, fp)
+int __swbuf(c, fp)
register int c;
register FILE *fp;
{
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