$NetBSD$

Replace hardcoded paths with @@ variables to use SUBST framework

--- config.orig	2015-01-15 18:58:20.000000000 +0000
+++ config
@@ -1,13 +1,13 @@
 # Installation directories
 
 # Default installation prefix
-PREFIX=/usr/local
+PREFIX=@PREFIX@
 
 # System's libraries directory (where binary libraries are installed)
-LUA_LIBDIR= $(PREFIX)/lib/lua/5.1
+LUA_LIBDIR= $(PREFIX)/@LUA_CDIR@
 
 # Lua includes directory
-LUA_INC= $(PREFIX)/include
+LUA_INC= $(PREFIX)/@LUA_INCDIR@
 
 # OS dependent
 LIB_OPTION= -shared #for Linux
