Owen, to see which versions of unzip can be easily installed, run: apt-cache show unzip | grep ^Version
Then use apt-get install unzip=version --- replace the "version" with an older version number.
On my system it looks like:
$ apt-cache show unzip | grep ^Version
Version: 6.0-9ubuntu1.4
Version: 6.0-9ubuntu1
$ sudo apt-get install unzip=6.0-9ubuntu1
Reading package lists... Done
Building dependency tree
Reading state information... Done
...
The following packages will be DOWNGRADED:
unzip
0 upgraded, 0 newly installed, 1 downgraded, 0 to remove and 22 not upgraded.
Need to get 193 kB of archives.
After this operation, 5,120 B disk space will be freed.
Do you want to continue? [Y/n]
...
Setting up unzip (6.0-9ubuntu1) ...
Once you're done with your testing, a new 'apt-get upgrade' should bring your unzip back to the newest.
Owen, to see which versions of unzip can be easily installed, run: apt-cache show unzip | grep ^Version
Then use apt-get install unzip=version --- replace the "version" with an older version number.
On my system it looks like:
$ apt-cache show unzip | grep ^Version
Version: 6.0-9ubuntu1.4
Version: 6.0-9ubuntu1
$ sudo apt-get install unzip=6.0-9ubuntu1
Reading package lists... Done
Building dependency tree
Reading state information... Done
...
The following packages will be DOWNGRADED:
unzip
0 upgraded, 0 newly installed, 1 downgraded, 0 to remove and 22 not upgraded.
Need to get 193 kB of archives.
After this operation, 5,120 B disk space will be freed.
Do you want to continue? [Y/n]
...
Setting up unzip (6.0-9ubuntu1) ...
Once you're done with your testing, a new 'apt-get upgrade' should bring your unzip back to the newest.
Thanks