markj 5fc1c4b8e0 Fix a number of DTrace scripting tests:
* Avoid hard-coding program paths.
* Use -x when searching for oneself in ps(1) output.
* Use the correct keyword (egid instead of pgid) in tst.egid.ksh.

MFC after:	1 week
2015-01-31 22:53:18 +00:00
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