Install sharutils if you send binary files through e-mail.
-rwxr-xr-x 1 root root 1764 Sep 6 2001 /usr/bin/mail-files -rwxr-xr-x 1 root root 2132 Sep 6 2001 /usr/bin/mailshar -rwxr-xr-x 1 root root 47620 Sep 6 2001 /usr/bin/remsync -rwxr-xr-x 1 root root 180856 Sep 6 2001 /usr/bin/shar -rwxr-xr-x 1 root root 110623 Sep 6 2001 /usr/bin/unshar -rwxr-xr-x 1 root root 147534 Sep 6 2001 /usr/bin/uudecode -rwxr-xr-x 1 root root 103766 Sep 6 2001 /usr/bin/uuencode drwxr-xr-x 2 root root 0 Sep 6 2001 /usr/doc/sharutils-4.2.1 -r--r--r-- 1 root root 524 Oct 12 1995 /usr/doc/sharutils-4.2.1/AUTHORS -r--r--r-- 1 root root 14525 Feb 24 1995 /usr/doc/sharutils-4.2.1/BACKLOG -rw-r--r-- 1 root root 17982 Jul 27 1995 /usr/doc/sharutils-4.2.1/COPYING -r--r--r-- 1 root root 2603 Nov 25 1995 /usr/doc/sharutils-4.2.1/NEWS -r--r--r-- 1 root root 2562 Nov 25 1995 /usr/doc/sharutils-4.2.1/README -r--r--r-- 1 root root 2718 Nov 16 1995 /usr/doc/sharutils-4.2.1/THANKS -r--r--r-- 1 root root 3656 Nov 24 1995 /usr/doc/sharutils-4.2.1/TODO -rw-r--r-- 1 root root 9238 Sep 6 2001 /usr/info/remsync.info.gz -rw-r--r-- 1 root root 7886 Sep 6 2001 /usr/info/sharutils.info.gz -rw-r--r-- 1 root root 14935 Sep 6 2001 /usr/share/locale/de/LC_MESSAGES/sharutils.mo -rw-r--r-- 1 root root 15200 Sep 6 2001 /usr/share/locale/fr/LC_MESSAGES/sharutils.mo -rw-r--r-- 1 root root 14665 Sep 6 2001 /usr/share/locale/ja/LC_MESSAGES/sharutils.mo -rw-r--r-- 1 root root 7524 Sep 6 2001 /usr/share/locale/nl/LC_MESSAGES/sharutils.mo -rw-r--r-- 1 root root 7864 Sep 6 2001 /usr/share/locale/pt/LC_MESSAGES/sharutils.mo -rw-r--r-- 1 root root 14899 Sep 6 2001 /usr/share/locale/sv/LC_MESSAGES/sharutils.mo -rw-r--r-- 1 root root 4267 Sep 6 2001 /usr/share/man/man1/shar.1.gz -rw-r--r-- 1 root root 1238 Sep 6 2001 /usr/share/man/man1/unshar.1.gz -rw-rw-rw- 1 root root 40 Sep 6 2001 /usr/share/man/man1/uudecode.1.gz -rw-r--r-- 1 root root 1968 Sep 6 2001 /usr/share/man/man1/uuencode.1.gz -rw-r--r-- 1 root root 1735 Sep 6 2001 /usr/share/man/man5/uuencode.5.gz