darwin.apple_sdk: expose MultitouchSupport

pkgs/os-specific/darwin/apple-sdk-11.0/private-frameworks.nix

@@ -21,4 +21,7 @@
 
   # Also expose DebugSymbols; used by `llvmPackages_8.lldb` package.
   DebugSymbols = {};
+
+  # Also expose MultitouchSupport; used by `chuck` package.
+  MultitouchSupport = {};
 }

pkgs/os-specific/darwin/apple-sdk/default.nix

@@ -326,7 +326,16 @@ in rec {
         "Versions/A/Frameworks/WebKitLegacy.framework/Versions/A/WebKitLegacy.tbd"
       ];
     });
-  } // lib.genAttrs [ "ContactsPersistence" "CoreSymbolication" "DebugSymbols" "GameCenter" "SkyLight" "UIFoundation" ] (x: tbdOnlyFramework x {});
+  } // lib.genAttrs [
+    "ContactsPersistence"
+    "CoreSymbolication"
+    "DebugSymbols"
+    "GameCenter"
+    "MultitouchSupport"
+    "SkyLight"
+    "UIFoundation"
+  ]
+    (x: tbdOnlyFramework x {});
 
   bareFrameworks = lib.mapAttrs framework (import ./frameworks.nix {
     inherit frameworks libs;