$NetBSD: patch-aa,v 1.9 2017/12/10 22:51:05 spz Exp $

Use pkgsrc layout and flags.

--- Makefile.orig	1994-10-04 16:44:53.000000000 +0000
+++ Makefile
@@ -4,13 +4,13 @@
 #   You should also add -DSYS5 for Ultrix, AIX, and Solarix.
 # Add -DDEF_SHMEM=n if you can only have n bytes of shared memory
 #   (eg: -DDEF_SHMEM=524288 if you can only have half a meg.)
-CFLAGS=
+#CFLAGS=-O # inherit pkgsrc CFLAGS, don't overwrite them
 
 # Where to install buffer and its manual pages
-INSTBIN=/usr/local/bin
-INSTMAN=/usr/man/manl
+INSTBIN=${PREFIX}/bin
+INSTMAN=${PREFIX}/${PKGMANDIR}/man1
 # The manual page section (normally l or 1)
-S=l
+S=1
 
 RM=/bin/rm
 ALL=README buffer.man Makefile buffer.c sem.c COPYING
@@ -18,18 +18,14 @@ ALL=README buffer.man Makefile buffer.c 
 all: buffer
 
 buffer: buffer.o sem.o
-	$(CC) -o buffer $(CFLAGS) buffer.o sem.o
+	$(CC) $(CFLAGS) $(LDFLAGS) -o buffer buffer.o sem.o
 
 clean:
 	$(RM) -f *.o core buffer .merrs
 
 install: buffer
-	rm -f $(INSTBIN)/buffer
-	cp buffer $(INSTBIN)/buffer
-	chmod 111 $(INSTBIN)/buffer
-	rm -f $(INSTMAN)/buffer.$S
-	cp buffer.man $(INSTMAN)/buffer.$S
-	chmod 444 $(INSTMAN)/buffer.$S
+	${BSD_INSTALL_PROGRAM} buffer ${DESTDIR}$(INSTBIN)/buffer
+	${BSD_INSTALL_MAN} buffer.man ${DESTDIR}$(INSTMAN)/buffer.$S
 
 buffer.tar: $(ALL)
 	$(RM) -f buffer.tar