mkdir "$LUA"
    if [[ "$LUA" == "lua-5.3" ]]; then
      wget -O- http://www.lua.org/ftp/lua-5.3.4.tar.gz -O- \
        tar zx --strip-components=1 -C "$LUA"
      make -C lua-5.3.4/src \
        SYSCFLAGS="-DLUA_USE_LINUX -ULUA_COMPAT_5_2"
        MYCFLAGS="-fPIC" liblua.a
    elif [[ "$LUA" == LuaJIT* ]]; then
      wget -O- https://github.com/LuaJIT/LuaJIT/archive/"${LUA#LuaJIT-}".tar.gz \
        | tar zx --strip-components=1 -C "$LUA"
      make -C "$LUA"/src \
        XCFLAGS="-DLUAJIT_ENABLE_GC64 -DLUAJIT_ENABLE_LUA52COMPAT" \
        CFLAGS="-fPIC -O3" clean libluajit.a
    fi

    export LUA_INCDIR="$LUA/src"
    export LUALIB="-L$LUA/src -l${LUA....}"