--- Makefile.orig	2017-04-09 00:00:00 UTC
+++ Makefile
@@ -1,5 +1,5 @@
 DESTDIR=
-PREFIX=/usr/local
+PREFIX=%%PREFIX%%
 DATADIR=$(PREFIX)/share
 VERSION:=1.08.$(shell date +%Y%m%d)
 releasedir=freedink-data-$(VERSION)