$NetBSD: patch-af,v 1.7 2016/04/09 08:47:36 tron Exp $

1.) On some systems, curses.h defines TRUE and FALSE, so conditionalise
    them here to avoid compiler complaints about duplicate definitions.

--- lib.h.orig	2016-04-02 19:12:22.000000000 +0100
+++ lib.h	2016-04-09 09:34:25.000000000 +0100
@@ -54,8 +54,12 @@
 #  define N_(a) a
 # endif
 
-# define TRUE 1
-# define FALSE 0
+# ifndef TRUE
+#  define TRUE 1
+# endif
+# ifndef FALSE
+#  define FALSE 0
+# endif
 
 # define HUGE_STRING     8192
 # define LONG_STRING     1024