--- Makefile.orig	Tue Sep 22 22:47:02 1998
+++ Makefile	Tue Sep 22 22:47:23 1998
@@ -1,5 +1,5 @@
 CC=gcc
-CFLAGS=-Wall -O2
+CFLAGS=-Wall -O2 -DPPA_CONF=\"${PREFIX}/etc/pbm2ppa.conf\"
 LDFLAGS=
 
 default: