Int 2F Fn CB01  - Communicating Applications Specification - Submit A Tas  [F]

   AX = CB01h
   DS:DX -> ASCIZ name of task control file

Return: AX >= 0: event handle
   AX < 0: error code

Note:  files needed for an event must be kept until task is complete or error

See Also: AX=CB0Bh,AX=CB15h

Error codes (AH = class, AL = subcode, value passed back is 2's complement):
  Class 00h    --- FAX warnings
   Subcode 00h no error
       02h bad scanline count
       03h page sent with errors, could not retransmit
       04h received data lost
       05h invalid or missing logo file
       06h filename does not match nonstandard format (NSF) header
       07h file size does not match NSF header
  Class 01h    --- DOS warnings (data was sent)
   Subcode 01h invalid function
       05h access denied
       06h invalid handle
       others  see INT 21/AH=59h
  Class 02h    --- fatal errors (data not sent)
   Subcode 00h multiplex handler failed
       01h unknown command
       02h bad event handle
       03h FIND NEXT attempted before FIND FIRST
       04h no more events
       07h invalid queue type
       08h bad control file
       09h communication board busy
       0Ah invalid command parameter
       0Bh can't uninstall resident code
       0Ch file exists
       80h unknown task type
       81h bad phone number
       82h bad .PCX file header
       83h unexpected EOF
       84h unexpected disconnect
       85h too many dialing retries
       86h no file specified for send
       87h communication board timeout
       88h received too many pages (>1023) of data
       89h manual connect initiated too long ago
       8Ah hardware command set error
       8Bh bad NonStandard Format (NSF) header file
  Class 03h    --- fatal DOS errors
   Subcode 02h file not found
       03h path not found
       others  see INT 21/AH=59h
  Class 04h    --- FAX errors
   Subcode 01h remote unit not Group 3 compatible
       02h remote unit did not send capabilities
       03h other FAX machine incompatible
       04h other FAX incapable of file transfers
       05h exceeded retrain or FAX resend limit
       06h line noise or failure to agree on bit rate
       07h remote disconnected after receiving data
       08h no response from remote after sending data
       09h remote's capabilities incompatible
       0Ah no dial tone (v1.2+)
       0Bh invalid response from remote unit after sending data
       0Dh phone line dead or remote unit disconnected
       0Eh timeout while waiting for secondary dial tone (v1.2+)
       11h invalid command from remote after receiving data
       15h tried to receive from incompatible hardware
       5Ch received data overflowed input buffer
       5Dh remote unexpectedly stopped sending data
       5Eh other FAX machine jammed (no data sent)
       5Fh remote took too long to send fax scan line
       63h can't get through to remote unit
       64h user canceled event
  Class 05h    --- application-specific (v1.2+)
  ---Intel FAXPOP.EXE
   Subcode 00h tried to send while in graphics mode
       01h insufficient disk space
       02h internal buffer overflow
  Class 06h    --- CAS implementation-specific (v1.2+)