Default value: `$apt::params::config_files`
+##### `sources_list_force`
+
+Data type: `Boolean`
+
+Specifies whether to perform force purge or delete. Default false.
+
+Default value: `$apt::params::sources_list_force`
+
##### `update_defaults`
Data type: `Hash`
#### Examples
-##### Set up a backport for linuxmint qiana
+##### Set up a backport source for Linux Mint qiana
```puppet
-apt::backports { 'qiana':
+class { 'apt::backports':
location => 'http://us.archive.ubuntu.com/ubuntu',
release => 'trusty-backports',
repos => 'main universe multiverse restricted',