.TH REMOVE-SHELL 8 "23 Sep 2021" .SH NAME remove-shell \- remove shells from the list of valid login shells .SH SYNOPSIS .B remove-shell .I shellname .RI [ shellname ...] .SH DESCRIPTION .B remove-shell operates on the temporary files .I /etc/shells.tmp and .I /etc/shells.tmp2 to remove the given shells from the list of valid login shells, and copy the result back to .IR /etc/shells . .SH "ENVIRONMENT" .TP .I DPKG_ROOT specifies the base path under which .I /etc/shells resides. .SH SEE ALSO .BR shells (5)