buildroot

config BR2_PACKAGE_LUA_BIT32

    bool "lua-bit32"

    help

      bit32 is the native Lua 5.2 bit manipulation library, in the

      version from Lua 5.3; it is compatible with Lua 5.1, 5.2 and

      5.3.

​

      http://www.lua.org/manual/5.2/manual.html#6.7