ref: 1f3073531aeba93810a671e788e25f3e6428c2a7
dir: /src/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"
}