Comment 38 for bug 1872118

Jorge, Here you go

andrew@gw2-focal:~$ ldd /usr/sbin/dhcpd | grep export
        libirs-export.so.161 => /lib/x86_64-linux-gnu/libirs-export.so.161 (0x00 007fa030e7b000)
        libdns-export.so.1109 => /lib/x86_64-linux-gnu/libdns-export.so.1109 (0x 00007fa030c46000)
        libisc-export.so.1105 => /lib/x86_64-linux-gnu/libisc-export.so.1105 (0x 00007fa030bcf000)
        libisccfg-export.so.163 => /lib/x86_64-linux-gnu/libisccfg-export.so.163 (0x00007fa03098b000)
andrew@gw2-focal:~$ ldd /usr/sbin/dhcpd | grep export
        libirs-export.so.161 => /lib/x86_64-linux-gnu/libirs-export.so.161 (0x00007fa9fbeaf000)
        libdns-export.so.1109 => /lib/x86_64-linux-gnu/libdns-export.so.1109 (0x00007fa9fbc7a000)
        libisc-export.so.1105 => /lib/x86_64-linux-gnu/libisc-export.so.1105 (0x00007fa9fbc03000)
        libisccfg-export.so.163 => /lib/x86_64-linux-gnu/libisccfg-export.so.163 (0x00007fa9fb9bf000)
andrew@gw2-focal:~$ dpkg -S /lib/x86_64-linux-gnu/libisc-export.so.1105
libisc-export1105:amd64: /lib/x86_64-linux-gnu/libisc-export.so.1105
andrew@gw2-focal:~$ apt-cache policy libisc-export1105 | grep -i ppa
  Installed: 1:9.11.16+dfsg-3~ppa1
  Candidate: 1:9.11.16+dfsg-3~ppa1
 *** 1:9.11.16+dfsg-3~ppa1 500
        500 http://ppa.launchpad.net/niedbalski/fix-1872118/ubuntu focal/main amd64 Packages
andrew@gw2-focal:~$ ls -als /lib/x86_64-linux-gnu/libirs-export.so.161