From 744e891138c1f9821cf6a43b627325eca806d6d8 Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Wed, 23 Mar 2016 13:46:13 +0100
Subject: fix install prefix for standalone build

---
 Makefile | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Makefile b/Makefile
index a7d8e02..2f1a6c4 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,11 @@
 -include config.mk
 
+# conditionally initialized, this is needed for standalone build
+# with empty config.mk
+PREFIX ?= /usr/local
+MANPREFIX ?= ${PREFIX}/share/man
+SHAREPREFIX ?= ${PREFIX}/share/vis
+
 VERSION = $(shell git describe 2>/dev/null || echo "0.1.x")
 
 CONFIG_LUA ?= 1
-- 
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