[C] Fix another igrep configuration issue

[Michael Sperber]

2007-12-17  Mike Sperber  <mike at xemacs.org>

	* igrep.el (igrep-find-use-xargs): Cater to the case where we have
	GNU find, but no xargs -e.  (Mac OS X, for example.)

-- 
Cheers =8-} Mike
Friede, Völkerverständigung und überhaupt blabla
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