From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Sat, 16 Oct 2021 21:54:42 +0000 (+0000)
Subject: Merge branch 'smattr/264284AF-9FAA-4FDC-9985-6158D1454C97' into 'main'
X-Git-Tag: 2.49.3~11
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7acaa4507a6e843ff677794c9785da3f505df875;p=graphviz

Merge branch 'smattr/264284AF-9FAA-4FDC-9985-6158D1454C97' into 'main'

plugin/: replace header guards with more modern #pragma once

See merge request graphviz/graphviz!2225
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7acaa4507a6e843ff677794c9785da3f505df875