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lines write close flush open output type read stderr stdin input stdout popen

tmpfile exit setlocale date getenv difftime remove time clock tmpname rename execute

string xpcall package tostring print os unpack require getfenv setmetatable next assert tonumber io rawequal collectgarbage arg getmetatable module rawset table math debug pcall lt newproxy type coroutine _G select gcinfo pairs rawget loadstring ipairs _VERSION dofile setfenv load error loadfile