$NetBSD$

--- Makefile.in.orig	2010-01-27 18:41:45.000000000 +0000
+++ Makefile.in
@@ -85,7 +85,7 @@ install:	all
 		$(INSTALL) -s -m 755 mkfs.cpm $(BINDIR)/mkfs.cpm
 		$(INSTALL) -s -m 755 fsck.cpm $(BINDIR)/fsck.cpm
 		$(INSTALL) -s -m 755 fsed.cpm $(BINDIR)/fsed.cpm
-		$(INSTALL_DATA) diskdefs @datadir@/diskdefs
+		$(INSTALL_DATA) diskdefs ${DESTDIR}@datadir@/diskdefs
 		$(INSTALL_DATA) cpmls.1 $(MANDIR)/man1/cpmls.1
 		$(INSTALL_DATA) cpmcp.1 $(MANDIR)/man1/cpmcp.1
 		$(INSTALL_DATA) cpmrm.1 $(MANDIR)/man1/cpmrm.1
