the BSD family also uses gio

Change-Id: I75fb934e52beb2ab752df4c969aa2e10d4f5966e
Reviewed-on: https://gerrit.libreoffice.org/9733
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>