luaL_where         89 lib/lua/lauxlib.c   luaL_where(L, 1);
luaL_where         68 lib/lua/lauxlib.h LUALIB_API void (luaL_where) (lua_State *L, int lvl);
luaL_where        118 lib/lua/lbaselib.c     luaL_where(L, level);
luaL_where        603 lib/lua/lbaselib.c       luaL_where(L, 1);  /* add extra info */