


     dev_null(XOPEN.os/fRelease	4.4.1 (UniSoftdev_null(XOPEN.os/files)



     NAME
	  XOPEN.os/files/dev_null - the	null device

     DESCRIPTION
	  Dev_null tests the /dev/null device for conformance to the
	  XSI System Definitions Page:Devices

     TESTS
     Compliance
	  1    Data written on /dev/null is discarded and reads	from
	       /dev/null always	return 0 bytes

     OUTPUTS
     Tests:
	  1    Pass/Fail indication - failure information includes the
	       expected	and detected errno and return value.

     RELEASE
	  4.4.1	(06/09/97)




































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