ulrc (APIRET) - returns

Return Code.

DosCreateMutexSem returns one of the following values:

• NO_ERROR
  
• ERROR_NOT_ENOUGH_MEMORY
  87
  ERROR_INVALID_PARAMETER
  123
  ERROR_INVALID_NAME
  285
  ERROR_DUPLICATE_NAME
  290
  ERROR_TOO_MANY_HANDLES
  For a full list of error codes, see Errors.