adjtimex (2)         - tune kernel clock
bdflush (2)          - start, flush, or tune buffer-dirty-flush daemon
cytune (8)           - Tune driver parameters for Cyclades-Z multiport serial...
Date::Manip::TZ::aftuni00 (3pm) - Support for the Africa/Tunis time zone
Date::Manip::TZ::ampang00 (3pm) - Support for the America/Pangnirtung time zone
getunwind (2)        - copy the unwind data to caller's buffer
ip (8)               - show / manipulate routing, devices, policy routing and...
iptunnel (8)         - (unknown subject)
plipconfig (8)       - fine tune PLIP device parameters
rrdtune (1)          - Modify some basic properties of a Round Robin Database
stunnel (8)          - universal SSL tunnel
tune2fs (8)          - adjust tunable filesystem parameters on ext2/ext3/ext4...
tunelp (8)           - set various parameters for the lp device