--- ./Makefile.orig	1999-10-05 02:43:40.000000000 +0000
+++ ./Makefile	2014-01-28 14:29:53.000000000 +0000
@@ -8,10 +8,9 @@
 
 # CONFIGURE: your favorite C compiler
 #CC =		cc
-CC =		gcc -ansi -pedantic -fpcc-struct-return
 
 # CONFIGURE: your favorite C flags
-CFLAGS =	-O
+CFLAGS =	-O -ansi -pedantic -fpcc-struct-return
 #CFLAGS =	-g -O
 
 # CONFIGURE: your favorite loader flags
@@ -51,18 +50,18 @@
 
 install.bin:	all
 	for i in $(EXES) ; do \
-	    rm -f $(BINDIR)/$$i ; \
-	    cp $$i $(BINDIR) ; \
+	    rm -f $(DESTDIR)$(BINDIR)/$$i ; \
+	    cp $$i $(DESTDIR)$(BINDIR) ; \
 	done
 	for l in a e f n ; do \
-	    rm -f $(BINDIR)/h$${l}grep ; \
-	    ln -s $(BINDIR)/hgrep $(BINDIR)/h$${l}grep ; \
+	    rm -f $(DESTDIR)$(BINDIR)/h$${l}grep ; \
+	    ln -s $(BINDIR)/hgrep $(DESTDIR)$(BINDIR)/h$${l}grep ; \
 	done
 
 install.man:
 	for i in $(MANS) ; do \
-	    rm -f $(MANDIR)/$$i.1 ; \
-	    cp $$i.1 $(MANDIR) ; \
+	    rm -f $(DESTDIR)$(MANDIR)/$$i.1 ; \
+	    cp $$i.1 $(DESTDIR)$(MANDIR) ; \
 	done
 
 clean: