gamemode: mark as broken

pkgs/development/libraries/libinih/default.nix

@@ -24,6 +24,7 @@ stdenv.mkDerivation {
     homepage = "https://github.com/benhoyt/inih";
     maintainers = [ maintainers.nrdxp ];
     license = licenses.bsd3;
+    platforms = platforms.all;
     inherit version;
   };
 }

pkgs/os-specific/linux/gamemode/default.nix

@@ -45,6 +45,8 @@ stdenv.mkDerivation {
     homepage = "https://github.com/FeralInteractive/gamemode";
     maintainers = [ maintainers.nrdxp ];
     license = licenses.bsd3;
+    platforms = platforms.linux;
+    broken = true;
     inherit version;
   };
 }