U | |||
uadmin -- administrative control ( ) | |||
ulimit -- get and set process limits ( ) | |||
umount -- unmount a file system ( ) | |||
unlink -- remove directory entry ( ) | |||
unmount a file system -- umount ( ) | |||
user audit identity, get process audit information -- getaudit ( ) | |||
user ID, set real and effective -- setreuid ( ) | |||
user IDs, set -- setuid ( ) | |||
utimes -- set file access and modification times ( ) |