glfs/postlfs/security/mitkrb/mitkrb-exp.xml

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<sect2>
<title>Command explanations</title>
<para><parameter>--enable-dns</parameter>: This switch allows realms to
be resolved using the <acronym>DNS</acronym> server.</para>
<para><screen><command>mv /bin/login /bin/login.shadow
mv /usr/sbin/login.krb5 /bin/login
mv /usr/bin/ksu /bin</command></screen>
Preserves <application>Shadow</application>'s <command>login</command>
command, moves <command>ksu</command> and <command>login</command> to
the <filename class="directory">/bin</filename> directory.</para>
<para><screen><command>mv /usr/lib/libkrb5.so.3* /lib
mv /usr/lib/libkrb4.so.2* /lib
mv /usr/lib/libdes425.so.3* /lib
mv /usr/lib/libk5crypto.so.3* /lib
mv /usr/lib/libcom_err.so.3* /lib
ln -sf ../../lib/libkrb5.so /usr/lib
ln -sf ../../lib/libkrb4.so /usr/lib
ln -sf ../../lib/libdes425.so /usr/lib
ln -sf ../../lib/libk5crypto.so /usr/lib
ln -sf ../../lib/libcom_err.so /usr/lib</command></screen>
The <command>login</command> and <command>ksu</command> programs
are linked against these libraries. We move these libraries to <filename
class="directory">/lib</filename> to allow logins without mounting <filename
class="directory">/usr</filename>.</para>
</sect2>