--- src/luarocks/cfg.lua.orig	2015-12-30 00:50:11.000000000 +0900
+++ src/luarocks/cfg.lua	2016-03-05 17:08:04.000000000 +0900
@@ -517,14 +517,14 @@
    defaults.lib_extension = "so"
    defaults.external_lib_extension = "so"
    defaults.obj_extension = "o"
-   defaults.external_deps_dirs = { "/usr/local", "/usr" }
-   defaults.variables.LUA_BINDIR = site_config.LUA_BINDIR or "/usr/local/bin"
-   defaults.variables.LUA_INCDIR = site_config.LUA_INCDIR or "/usr/local/include"
-   defaults.variables.LUA_LIBDIR = site_config.LUA_LIBDIR or "/usr/local/lib"
+   defaults.external_deps_dirs = { "%PREFIX%" }
+   defaults.variables.LUA_BINDIR = site_config.LUA_BINDIR or "%PREFIX%/bin"
+   defaults.variables.LUA_INCDIR = site_config.LUA_INCDIR or "%PREFIX%/include"
+   defaults.variables.LUA_LIBDIR = site_config.LUA_LIBDIR or "%PREFIX%/lib"
    defaults.variables.CFLAGS = "-O2"
    defaults.cmake_generator = "Unix Makefiles"
-   defaults.variables.CC = "gcc"
-   defaults.variables.LD = "gcc"
+   defaults.variables.CC = "%COMPILER%"
+   defaults.variables.LD = "%COMPILER%"
    defaults.gcc_rpath = true
    defaults.variables.LIBFLAG = "-shared"
    defaults.external_deps_patterns = {
@@ -598,8 +598,8 @@
    else
       defaults.gcc_rpath = false
    end
-   defaults.variables.CC = "env MACOSX_DEPLOYMENT_TARGET=10."..version.." gcc"
-   defaults.variables.LD = "env MACOSX_DEPLOYMENT_TARGET=10."..version.." gcc"
+   defaults.variables.CC = "env MACOSX_DEPLOYMENT_TARGET=10."..version.." %COMPILER%"
+   defaults.variables.LD = "env MACOSX_DEPLOYMENT_TARGET=10."..version.." %COMPILER%"
    defaults.web_browser = "open"
 end