--- Makefile.orig	Tue Nov  6 00:52:01 2001
+++ Makefile	Sun Dec  2 08:59:00 2001
@@ -7,18 +7,18 @@
 # ... in the '.tkMOO-lite' directory under your home directory
 # ** if you change this value then you'll need to set your TKMOO_LIB_DIR
 # ** environment variable to the same value
-TKMOO_LIB_DIR = $(HOME)/.tkMOO-lite
+TKMOO_LIB_DIR ?= $(HOME)/.tkMOO-lite
 
 # where will the executable be installed?
 # ... in the 'bin' directory under your home directory
-TKMOO_BIN_DIR = $(HOME)/bin
+TKMOO_BIN_DIR ?= $(HOME)/bin
 
 # which version of WISH will the client use? 'make' will warn you
 # if WISH can't be found where you say it is.
 WISH4.1 = /usr/local/bin/wish4.1
 WISH4.2 = /usr/local/bin/wish4.2
 WISH8.0 = /usr/local/bin/wish8.0
-WISH8.3	= /usr/local/bin/wish8.3
+WISH8.3	?= /usr/local/bin/wish8.3
 WISH = $(WISH8.3)
 
 # ---------------- NO NEED TO CHANGE ANYTHING BELOW THIS LINE ---------------