apt-cache policy libgdiplus:
libgdiplus: Installed: (none) Candidate: 3.12-0xamarin1 Version table: 3.12-0xamarin1 0 500 http://download.mono-project.com/repo/debian/ wheezy/main i386 Packages 3.6-1+b2 0 500 http://ftp.fi.debian.org/debian/ jessie/main i386 Packages 100 /var/lib/dpkg/status