Fix 'ps -p proclist' and 'ps -u userlist' so the command returns non-zero if no processes were matched.  Also sorts the list of 'int's in main, as long as I had to add another one...
Fix 'ps -p proclist' and 'ps -u userlist' so the command returns non-zero
if no processes were matched.  Also sorts the list of 'int's in main, as
long as I had to add another one...

Noticed by:	Nate Lawson
MFC after:	10 days

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