Provide a default for "MAKECONF" for pre NetBSD 1.6 systems.

pkgtools/pkgchk/Makefile

@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.30 2002/06/09 14:43:39 tron Exp $
+# $NetBSD: Makefile,v 1.31 2002/06/10 15:29:38 tron Exp $
 
 DISTNAME=	pkgchk-1.29
 CATEGORIES=	pkgtools
@@ -13,6 +13,10 @@ EXTRACT_ONLY=	# empty
 NO_CHECKSUM=	YES
 WRKSRC=		${WRKDIR}
 
+.include "../../mk/bsd.prefs.mk"
+
+MAKECONF?=	/etc/mk.conf
+
 do-build:
 	${SED} -e 's#@MAKE@#${MAKE}#g' \
 	  -e 's#@MAKECONF@#${MAKECONF}#g' \