# drop pdkim debugging header
next if /^DKIM( <<<<<<<<<<<<<<<<<<<<<<<<<<<<<+|: no signatures)$/;
+ # Some platforms have TIOCOUTome do not
+ next if /\d+ bytes remain in socket output buffer$/;
# Various other IPv6 lines must be omitted too
next if /using host_fake_gethostbyname for \S+ \(IPv6\)/;