--- Makefile.in.orig	Tue Sep 16 00:00:15 1997
+++ Makefile.in	Fri Sep 19 21:42:41 1997
@@ -3,7 +3,7 @@
 #
 
 TITLE	= FD-
-PREFIX	= /usr/local
+PREFIX	?= /usr/local
 TOPDIR	= $(PREFIX)
 BINDIR	= $(TOPDIR)/bin
 MANDIR	= $(TOPDIR)/man__LANGDIR__/man$(MANSEC)