$NetBSD: patch-ab,v 1.5 2012/01/11 14:57:25 hans Exp $

--- cmp3.h.orig	2001-07-01 12:38:08.000000000 +0800
+++ cmp3.h
@@ -1,7 +1,7 @@
 #ifndef _CMP3_H
 #define _CMP3_H
 
-#if defined(__FreeBSD__)
+#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || defined(__sun)
 #include <ncurses.h>
 #include <termios.h>
 #else
@@ -9,9 +9,6 @@
 #endif
 
 
-#ifndef NCURSES_VERSION
-  #error "This program requires ncurses to function"
-#endif
 
 #include <signal.h>
 #include <dirent.h>