.
├── [ 167728 Mar 3 2019] libczmq4_4.2.0-2_amd64.deb
├── [ 152100 Mar 3 2019] libczmq4_4.2.0-2_armel.deb
├── [ 172128 Jan 17 2021] libczmq4_4.2.1-1_amd64.deb
├── [ 395212 Mar 3 2019] libczmq-dev_4.2.0-2_amd64.deb
├── [ 390800 Mar 3 2019] libczmq-dev_4.2.0-2_armel.deb
└── [ 413828 Jan 17 2021] libczmq-dev_4.2.1-1_amd64.deb