Toolchain upgrade and portability improvements.

upgrade to NetBSD CVS release from 2012/10/17 12:00:00 UTC

Makefiles updates to imporve portability

Made sure to be consistent in the usage of braces/parenthesis at
least on a per file basis. For variables, it is recommended to
continue to use braces.

usr.sbin/mtree/Makefile

@@ -3,7 +3,6 @@
 
 .include <bsd.own.mk>
 
-
 PROG=	mtree
 #CPPFLAGS+=-DDEBUG
 CPPFLAGS+= -DMTREE
@@ -11,7 +10,9 @@ MAN=	mtree.8
 SRCS=	compare.c crc.c create.c excludes.c misc.c mtree.c spec.c specspec.c \
 	verify.c getid.c pack_dev.c
 .if (${HOSTPROG:U} == "")
+.if defined(__MINIX)
 CPPFLAGS+= -Dlchown=chown -Dlchmod=chmod 
+.endif
 DPADD+= ${LIBUTIL}
 LDADD+= -lutil
 .endif