luaL_checkunsigned
return luaL_opt(L, luaL_checkunsigned, narg, def);
LUALIB_API lua_Unsigned (luaL_checkunsigned) (lua_State *L, int numArg);
return b_shift(L, luaL_checkunsigned(L, 1), luaL_checkint(L, 2));
return b_shift(L, luaL_checkunsigned(L, 1), -luaL_checkint(L, 2));
b_uint r = luaL_checkunsigned(L, 1);
b_uint r = luaL_checkunsigned(L, 1);
b_uint r = luaL_checkunsigned(L, 1);
b_uint r = luaL_checkunsigned(L, 1);
b_uint v = luaL_checkunsigned(L, 2);
r &= luaL_checkunsigned(L, i);
r |= luaL_checkunsigned(L, i);
r ^= luaL_checkunsigned(L, i);
b_uint r = ~luaL_checkunsigned(L, 1);