$ sudo apt-get remove libgiftiio0 

Uninstall libgiftiio0 including dependent package

If you would like to remove libgiftiio0 and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove libgiftiio0 

Use Purging libgiftiio0

If you use with purge options to libgiftiio0 package all the configuration and dependent packages will be removed.

$ sudo apt-get purge libgiftiio0 

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove libgiftiio0 

See Also,