From: Ralph Corderoy <ralph@inputplus.co.uk>
Date: Tue, 12 Sep 2017 14:02:41 +0000 (+0100)
Subject: Hoick FENDNULL(key) out of the search loop.
X-Git-Url: https://diplodocus.org/git/nmh/commitdiff_plain/459c5e3d66287e314dff8543df32c6c14a8464c6?ds=sidebyside;hp=459c5e3d66287e314dff8543df32c6c14a8464c6

Hoick FENDNULL(key) out of the search loop.

`key' is a loop-invariant so can be tested for NULL once before the
loop.  In one case, this also avoid passing NULL to printf(3) for "%s",
and means getcpy()s can be replaced with mh_xstrdup()s.
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