ulrc (APIRET) - returns

Return Code.

DosWaitNPipe returns one of the following values:

• NO_ERROR
  
• ERROR_FILE_NOT_FOUND
  95
  ERROR_INTERRUPT
  121
  ERROR_SEM_TIMEOUT
  230
  ERROR_BAD_PIPE
  231
  ERROR_PIPE_BUSY
  For a full list of error codes, see Errors.