$NetBSD$

--- doc/Makefile.orig	2006-12-11 20:43:10.000000000 +0100
+++ doc/Makefile
@@ -17,7 +17,8 @@ halibut.1: manpage.but
 	$(HALIBUT) --man=halibut.1 manpage.but
 
 install:
-	$(INSTALL) -m 644 halibut.1 $(man1dir)/halibut.1
+	mkdir -p $(DESTDIR)$(man1dir)
+	$(INSTALL) -m 644 halibut.1 $(DESTDIR)$(man1dir)/halibut.1
 
 clean:
 	rm -f *.html *.txt *.hlp *.cnt *.1 *.info* *.ps *.pdf *.hh* *.chm
