Vincent Untz c18b965152 Add is_ubuntu function
This replaces all of the [[ "$os_PACKAGE" = "deb" ]] tests, except when
those tests are before straight calls to dpkg.

Change-Id: I8a3ebf1b1bc5a55d736f9258d5ba1d24dabf04ea
2012-12-04 18:30:13 +01:00
..
2012-12-04 18:30:13 +01:00