Merge pull request #315717 from wegank/gtk-sharp-darwin

gtk-sharp-2_0: fix build on darwin

Changed files
+4
pkgs
development
libraries
gtk-sharp
+4
pkgs/development/libraries/gtk-sharp/2.0.nix
···
./bootstrap-${lib.versions.majorMinor version}
'';
+
env.NIX_CFLAGS_COMPILE = toString (lib.optionals stdenv.cc.isClang [
+
"-Wno-error=int-conversion"
+
]);
+
dontStrip = true;
inherit monoDLLFixer;