Install Linux_PAM by running the following commands: ./configure --enable-static-libpam --with-mailspool=/var/mail \ --enable-read-both-confs --sysconfdir=/etc && make && make install && mv /lib/libpam.a /lib/libpam_misc.a /lib/libpamc.a /usr/lib && ln -sf ../../lib/libpam.so.&Linux_PAM-version; /usr/lib/libpam.so && ln -sf ../../lib/libpam_misc.so.&Linux_PAM-version; /usr/lib/libpam_misc.so && ln -sf ../../lib/libpamc.so.&Linux_PAM-version; /usr/lib/libpamc.so