Hi,
please give back znc 1.7.4-4 on arm64. It looks like a temporary failure:
https://buildd.debian.org/status/fetch.php?pkg=znc&arch=arm64&ver=1.7.4-4&stamp=1563879024&raw=0
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/*
Mit freundlichem Gruß / With kind regards,
Patrick Matthäi
GNU/Linux Debian Developer
Blog: http://www.linux-dev.org/
E-Mail: pmatthaei@debian.org
patrick@linux-dev.org
*/