Makefile: Use `install -d' to create directory.

bsd.dep.mk: Add defaults for `beforedepend' and `afterdepend'.
sys.mk: 8 tabs --> space

share/mk/Makefile

@@ -1,5 +1,5 @@
 #	from: @(#)Makefile	5.3 (Berkeley) 6/22/90
-#	$Id: Makefile,v 1.5 1993/08/15 20:49:25 mycroft Exp $
+#	$Id: Makefile,v 1.6 1993/08/15 21:09:20 mycroft Exp $
 
 FILES=	bsd.README bsd.doc.mk bsd.dep.mk bsd.lib.mk bsd.man.mk bsd.obj.mk \
 	bsd.own.mk bsd.prog.mk bsd.subdir.mk sys.mk
@@ -8,14 +8,7 @@ NOOBJ=	noobj
 all clean cleandir depend lint tags:
 
 install:
-	@if [ ! -d ${DESTDIR}${BINDIR}/mk ]; then \
-                /bin/rm -f ${DESTDIR}${BINDIR}/mk ; \
-                mkdir -p ${DESTDIR}${BINDIR}/mk ; \
-                chown root.wheel ${DESTDIR}${BINDIR}/mk ; \
-                chmod 755 ${DESTDIR}${BINDIR}/mk ; \
-        else \
-                true ; \
-        fi
+	@install -d -o root -g wheel -m 755 ${DESTDIR}${BINDIR}/mk
 	install -c -o ${BINOWN} -g ${BINOWN} -m 444 ${FILES} \
 	    ${DESTDIR}${BINDIR}/mk
 

share/mk/bsd.dep.mk

@@ -1,4 +1,4 @@
-#	$Id: bsd.dep.mk,v 1.2 1993/08/15 20:42:39 mycroft Exp $
+#	$Id: bsd.dep.mk,v 1.3 1993/08/15 21:09:21 mycroft Exp $
 
 # some of the rules involve .h sources, so remove them from mkdep line
 .if !target(depend)
@@ -15,6 +15,12 @@ depend: beforedepend .depend afterdepend
 	  mkdep -a ${MKDEP} -+ ${CXXFLAGS:M-[ID]*} $$files; \
 	fi
 .endif
+.if !target(beforedepend)
+beforedepend:
+.endif
+.if !target(afterdepend)
+afterdepend:
+.endif
 .endif
 
 .if !target(tags)

share/mk/sys.mk

@@ -1,5 +1,5 @@
 #	from: @(#)sys.mk	5.11 (Berkeley) 3/13/91
-#	$Id: sys.mk,v 1.6 1993/08/15 20:42:45 mycroft Exp $
+#	$Id: sys.mk,v 1.7 1993/08/15 21:09:22 mycroft Exp $
 
 unix=		We run UNIX.
 
@@ -101,6 +101,6 @@ YFLAGS=-d
 	rm -f lex.yy.c
 
 .8.0 .7.0 .6.0 .5.0 .4.0 .3.0 .2.0 .1.0:
-        nroff -mandoc ${.IMPSRC} > ${.TARGET}
+	nroff -mandoc ${.IMPSRC} > ${.TARGET}
 
 .include <bsd.own.mk>