Original source can be downloaded from OpenBSD at
ftp://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-4.6p1.tar.gz

SHA1 (openssh-4.6p1.tar.gz) = b2aefeb1861b4688b1777436035239ec32a47da8

A list of deleted files is in README.DELETED.

Upgrading notes:
Update version.h in secure/lib/libssh.
Update ssh{,d}_config and ssh{,d}_config.5 in secure/usr.bin/ssh and
secure/usr.sbin/sshd.