I've installed libgtk2.0-cil and libgtk2.0-cil-dev and gtk-sharp2 via apt
But when I open the References->Edit References->Packages it's not there.
https://www.monodevelop.com/help/faq/ says that MonoDevelop uses pgk-config and .pc files to locate assemblies.
There is a gtk-sharp-2.0.pc file in /usr/lib/pkgconfig
I'm using MonoDevelop 7.8.4 (build2) on Ubuntu 18.04
My project targets .net 4.8
How do I get MonoDevelop to discover my GTK sharp assemblies?
The assemblies also exist in the GAC
gacutil -l | grep gdk
policy.2.8.gtk-dotnet, Version=0.0.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f policy.2.6.gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f policy.2.10.gtk-dotnet, Version=0.0.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f policy.2.8.gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f policy.2.4.gtk-dotnet, Version=0.0.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f gtk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f gtk-sharp, Version=3.0.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f policy.2.4.gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f gtk-dotnet, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f policy.2.10.gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f policy.2.6.gtk-dotnet, Version=0.0.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f