From: Mark Wooding <mdw@distorted.org.uk>
Date: Sat, 9 Jun 2018 14:56:33 +0000 (+0100)
Subject: noip.c: Support `SO_REUSEADDR', rather sketchily.
X-Git-Tag: 1.2.1~1
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/preload-hacks/commitdiff_plain/a59a964f9c53aa41b1c3ccb0273c3a1b6886a4ed?hp=a59a964f9c53aa41b1c3ccb0273c3a1b6886a4ed

noip.c: Support `SO_REUSEADDR', rather sketchily.

If the caller tries to bind, and has previously set the `SO_REUSEADDR'
flag, then unlink any existing socket unless there's an active listener
already.
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