* sim/cris/c/pipe2.c: Adjust expected output.

    * sim/cris/c/pipe2.c: Adjust expected output.
	(process): Don't write as much to the pipe as to trig the
	inordinate-amount test in the sim pipe machinery.  Correct test of
	write return-value; check only that pipemax bytes were
	successfully written.  For error-case, emit strerror as well.
	(main): Add a second read.