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NAME
       nologin - prevent non-root users from logging into the system


DESCRIPTION
       If  the  file  /etc/nologin  exists, login(1) will allow access only to
       root. Other users will be shown the contents of  this  file  and  their
       logins will be refused.


FILES
       /etc/nologin


SEE ALSO
       login(1), shutdown(8)