1660   register UINT32           Sum;  in NetblockChecksum()  local
1662   Sum = 0;  in NetblockChecksum()
1668     Sum += *(Bulk + Len - 1);  in NetblockChecksum()
1672     Sum += *(UINT16 *) Bulk;  in NetblockChecksum()
1680   while ((Sum >> 16) != 0) {  in NetblockChecksum()
1681     Sum = (Sum & 0xffff) + (Sum >> 16);  in NetblockChecksum()
1685   return (UINT16) Sum;  in NetblockChecksum()
1705   UINT32                    Sum;  in NetAddChecksum()  local
1707   Sum = Checksum1 + Checksum2;  in NetAddChecksum()
1712   if ((Sum >> 16) != 0) {  in NetAddChecksum()
1713     Sum = (Sum & 0xffff) + 1;  in NetAddChecksum()
1717   return (UINT16) Sum;  in NetAddChecksum()