K 10
svn:author
V 7
git2svn
K 8
svn:date
V 27
2022-01-19T14:24:12.658136Z
K 7
svn:log
V 264
ipfilter: Fix IP header checksums post ftp proxy

Don't assume checksums will be calculated later in fastforward.

(cherry picked from commit 2a6465245fa3f5323c2036049a730e2f2b95d270)

Git Hash:   2e9e8fc320fca3b4a8207c72111e596f1b67a764
Git Author: cy@FreeBSD.org
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