LUA_FILEHANDLE     52 lib/lua/liolib.c #define tofilep(L)	((FILE **)luaL_checkudata(L, 1, LUA_FILEHANDLE))
LUA_FILEHANDLE     59 lib/lua/liolib.c   lua_getfield(L, LUA_REGISTRYINDEX, LUA_FILEHANDLE);
LUA_FILEHANDLE     87 lib/lua/liolib.c   luaL_getmetatable(L, LUA_FILEHANDLE);
LUA_FILEHANDLE    596 lib/lua/liolib.c   luaL_newmetatable(L, LUA_FILEHANDLE);  /* create metatable for file handles */