1491                            const char **fmt, int *psize, int *ntoalign) {  in getdetails()  argument
1499     *ntoalign = 0;  in getdetails()
1505     *ntoalign = (align - (int)(totalsize & (align - 1))) & (align - 1);  in getdetails()
1562     int size, ntoalign;  in str_pack()  local
1563     KOption opt = getdetails(&h, totalsize, &fmt, &size, &ntoalign);  in str_pack()
1564     totalsize += ntoalign + size;  in str_pack()
1565     while (ntoalign-- > 0)  in str_pack()
1645     int size, ntoalign;  in str_packsize()  local
1646     KOption opt = getdetails(&h, totalsize, &fmt, &size, &ntoalign);  in str_packsize()
1649     size += ntoalign;  /* total space used by option */  in str_packsize()
1703     int size, ntoalign;  in str_unpack()  local
1704     KOption opt = getdetails(&h, pos, &fmt, &size, &ntoalign);  in str_unpack()
1705     luaL_argcheck(L, (size_t)ntoalign + size <= ld - pos, 2,  in str_unpack()
1707     pos += ntoalign;  /* skip alignment */  in str_unpack()