From: A. Wilcox <AWilcox@Wilcox-Tech.com>
Date: Fri, 30 Dec 2022 03:21:32 +0000 (-0600)
Subject: dns: prefer monotonic clock for timeouts
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=7d756e1c04de6eb3f2b3d3e1141a218bb329fcfb;hp=7d756e1c04de6eb3f2b3d3e1141a218bb329fcfb;p=musl

dns: prefer monotonic clock for timeouts

Before this commit, DNS timeouts always used CLOCK_REALTIME, which
could produce spurious timeouts or delays if wall time changed for
whatever reason.

Now we try CLOCK_MONOTONIC and only fall back to CLOCK_REALTIME when
it is unavailable.
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