--- ./Makefile.orig	2007-10-25 10:51:20.000000000 -0300
+++ ./Makefile	2008-02-20 17:07:36.000000000 -0300
@@ -32,16 +32,16 @@
 )
 
 
-PREFIX=/usr/local
-MANDIR=$(PREFIX)/man
+PREFIX?=/usr/local
+MANDIR=$(MANPREFIX)/man
 
 OPTIMIZE ?= -Os
 DEBUG    ?= 
 WARN     ?= -Wall -ansi -pedantic
 
-CC     = gcc
-LIBS   = -L/usr/X11R6/lib -lX11
-CFLAGS = $(OPTIMIZE) $(WARN) $(DEBUG)
+CC     ?= gcc
+LIBS   = -L$(LOCALBASE)/lib -lX11
+CFLAGS += $(OPTIMIZE) $(WARN) $(DEBUG) -I$(LOCALBASE)/include
 
 all: doc $(PROG)