$NetBSD: patch-aa,v 1.5 2008/05/09 18:30:49 agc Exp $

--- pardiff/pardiff.h.orig	2006-01-09 17:36:02.000000000 +0000
+++ pardiff/pardiff.h
@@ -27,7 +27,7 @@
 
 /* include files to determine the width of the output terminal */
 #include <fcntl.h>
-#if defined __NetBSD__ || defined __FreeBSD__ || defined __OpenBSD__
+#if defined(__NetBSD__) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) || defined(__APPLE__)
 #include <sys/ttycom.h>
 #else
 #include <termio.h>