$NetBSD: patch-aa,v 1.6 2006/02/01 17:20:05 reed Exp $

--- Makefile.orig	2006-01-24 11:51:58.000000000 -0800
+++ Makefile	2006-01-24 11:52:30.000000000 -0800
@@ -14,9 +14,9 @@
 BINDIR=		$(PREFIX)/sbin
 
 .if (${OPSYS} == "NetBSD")
-MANDIR=		$(PREFIX)/man
+MANDIR?=		$(PREFIX)/man
 .else
-MANDIR=		$(PREFIX)/man/man
+MANDIR?=		$(PREFIX)/man/man
 .endif
 MAN=		dtcps.8 dtcpc.8 dtcpauth.8