| 1 stub INICOM | |
| 2 stub SETCOM | |
| 3 stub SETQUE | |
| 4 stub RECCOM | |
| 5 stub SNDCOM | |
| 6 stub CTX | |
| 7 stub TRMCOM | |
| 8 stub STACOM | |
| 9 stub CEXTFCN | |
| 10 stub CFLUSH | |
| 11 stub CEVT | |
| 12 stub CEVTGET | |
| 13 stub CSETBRK | |
| 14 stub CCLRBRK | |
| 15 stub GETDCB | |
| #16 stub WEP | |
| 17 stub SUSPENDOPENCOMMPORTS # win3.1 | |
| 18 stub REACTIVATEOPENCOMMPORTS # win3.1 | |
| 19 stub COMMWRITESTRING | |
| 20 stub READCOMMSTRING | |
| 100 stub ENABLENOTIFICATION | |
| 101 stub ordinal_only__win31 |