ref: 3f8133f5a1b3bdd4f00b7e4fd8972f5eedfe8d65
dir: /lua/etc/lua.hpp/
// lua.hpp
// Lua header files for C++
// <<extern "C">> not supplied automatically because Lua also compiles as C++
extern "C" {
#include "lua.h"
#include "lualib.h"
#include "lauxlib.h"
}