diff --git a/whois.c b/whois.c
index 329559a..d2f6561 100644
--- a/whois.c
+++ b/whois.c
@@ -43,7 +43,6 @@ static char sccsid[] = "@(#)whois.c	8.1 (Berkeley) 6/6/93";
 #endif /* not lint */
 #endif
 
-#include <sys/cdefs.h>
 #ifdef __FBSDID
 __FBSDID("$FreeBSD: /repoman/r/ncvs/src/usr.bin/whois/whois.c,v 1.43.2.1 2006/01/31 18:11:21 jhay Exp $");
 #endif