reconfigure an already installed package NAME dpkg-reconfigure - reconfigure an already installed package SYNOPSIS dpkg-reconfigure [options] packages DESCRIPTION dpkg-reconfigure …let packages ask questions prior to their installation NAME dpkg-preconfigure - let packages ask questions prior to their installation SYNOPSIS dpkg-preconfigure [options] package.…run scripts or programs in a directory NAME run-parts - run scripts or programs in a directory SYNOPSIS run-parts [--test] [--verbose] [--debug] [--report] [--lsbsysinit] [--regex=…show, set and unset various settings for a package NAME apt-mark - show, set and unset various settings for a package SYNOPSIS apt-mark { -f= filename | {auto | manual} pkg ... | {…unmount filesystems NAME umount - unmount filesystems SYNOPSIS umount -a [ -dflnrv ] [ -t fstype ] [ -O option ...] umount [ -dflnrv ] { directory | device } umount -h | -V DESCRIP…remove shells from the list of valid login shells NAME remove-shell - remove shells from the list of valid login shells SYNOPSIS remove-shell shellname [ shellname ...] DESCRIPTION…add shells to the list of valid login shells NAME add-shell - add shells to the list of valid login shells SYNOPSIS add-shell shellname [ shellname ...] DESCRIPTION add-shell copie…update the list of valid login shells NAME update-shells - update the list of valid login shells SYNOPSIS update-shells [ options ] DESCRIPTION update-shells locates the shells pro…APT package handling utility -- command-line interface NAME apt-get - APT package handling utility -- command-line interface SYNOPSIS apt-get [ -sqdyfmubV ] [ -o= config_string ] […executes System-V style init script actions NAME invoke-rc.d - executes System-V style init script actions SYNOPSIS invoke-rc.d [ --quiet ] [ --force ] [ --try-anyway ] [ --disclos…User unit generator for XDG autostart files NAME systemd-xdg-autostart-generator - User unit generator for XDG autostart files SYNOPSIS /usr/lib/systemd/user-generators/systemd-xdg…BPF programmable classifier and actions for ingress/egress queueing disciplines NAME BPF - BPF programmable classifier and actions for ingress/egress queueing disciplines SYNOPSIS …OpenSSH helper for FIDO authenticator support NAME ssh-sk-helper — OpenSSH helper for FIDO authenticator support SYNOPSIS ssh-sk-helper [ -v ] DESCRIPTION ssh-sk-helper is used by …OpenSSH helper for PKCS#11 support NAME ssh-pkcs11-helper — OpenSSH helper for PKCS#11 support SYNOPSIS ssh-pkcs11-helper [ -v ] DESCRIPTION ssh-pkcs11-helper is used by ssh(1) , s…Helper binary that transfers password hashes from passwd or shadow to opasswd NAME pwhistory_helper - Helper binary that transfers password hashes from passwd or shadow to opasswd …Helper binary that creates home directories NAME mkhomedir_helper - Helper binary that creates home directories SYNOPSIS mkhomedir_helper { user } [ umask [ path-to-skel [ home_mod…Helper binary that creates home directories NAME pam_namespace_helper - Helper binary that creates home directories SYNOPSIS pam_namespace_helper DESCRIPTION pam_namespace_helper i…Helper binary that updates the password of a given user NAME unix_update - Helper binary that updates the password of a given user SYNOPSIS unix_update [...] DESCRIPTION unix_updat…query the APT cache NAME apt-cache - query the APT cache SYNOPSIS apt-cache [ -agipns ] [ -o= config_string ] [ -c= config_file ] {gencaches | showpkg pkg ... | showsrc pkg ... | s…Helper binary that verifies the password of the current user NAME unix_chkpwd - Helper binary that verifies the password of the current user SYNOPSIS unix_chkpwd [...] DESCRIPTION …