lua_tonumber
lua_Number v = lua_tonumber(L, -1);
(longlong_t)lua_tonumber(state, -2)));
fnvlist_add_int64(nvl, key, lua_tonumber(state, index));
uint64_t dsobj = lua_tonumber(state, lua_upvalueindex(1));
uint64_t cursor = lua_tonumber(state, lua_upvalueindex(2));
uint64_t dsobj = lua_tonumber(state, lua_upvalueindex(1));
uint64_t cursor = lua_tonumber(state, lua_upvalueindex(2));
uint64_t dsobj = lua_tonumber(state, lua_upvalueindex(1));
uint64_t cursor = lua_tonumber(state, lua_upvalueindex(2));