DosStopSession

#define INCL_DOSSESMGR

USHORT  rc = DosStopSession(TargetOption, SessID, Reserved);

USHORT           TargetOption;  /* Target option */
USHORT           SessID;        /* Session ID */
ULONG            0;             /* Reserved (must be zero) */

USHORT           rc;            /* return code */