--- Makefile.orig	Tue Aug 17 01:01:58 1999
+++ Makefile	Sat Dec 18 00:11:18 1999
@@ -1,8 +1,8 @@
-CC     = gcc
-CFLAGS = -O2 -Wall 
-INCDIR = -I/usr/X11R6/include/X11 -I/usr/X11R6/include
-DESTDIR= /usr/X11R6
-LIBDIR = -L/usr/X11R6/lib
+CC     ?= gcc
+CFLAGS ?= -O2 -Wall 
+INCDIR = -I${X11BASE}/include
+DESTDIR= ${PREFIX}
+LIBDIR = -L${X11BASE}/lib
 
 # for Linux
 LIBS   = -lXpm -lX11 -lXext