cpython: remove x11support

This is required for tkinter, which we now build standalone as tkinter
in the python package set.

pkgs/development/interpreters/python/cpython/default.nix

@@ -47,12 +47,6 @@
   gdbm,
   withReadline ? !withMinimalDeps && !stdenv.hostPlatform.isWindows,
   readline,
-  x11Support ? false,
-  tcl,
-  tk,
-  tclPackages,
-  libX11,
-  xorgproto,
 
   # splicing/cross
   pythonAttr ? "python${sourceVersion.major}${sourceVersion.minor}",
@@ -114,8 +108,6 @@
 # cgit) that are needed here should be included directly in Nixpkgs as
 # files.
 
-assert x11Support -> tcl != null && tk != null && xorgproto != null && libX11 != null;
-
 assert bluezSupport -> bluez != null;
 
 assert lib.assertMsg (
@@ -280,12 +272,6 @@ let
     ++ optionals withReadline [
       readline
     ]
-    ++ optionals x11Support [
-      libX11
-      tcl
-      tk
-      xorgproto
-    ]
   );
 
   hasDistutilsCxxPatch = !(stdenv.cc.isGNU or false);
@@ -446,11 +432,6 @@ stdenv.mkDerivation (finalAttrs: {
     + optionalString mimetypesSupport ''
       substituteInPlace Lib/mimetypes.py \
         --replace-fail "@mime-types@" "${mailcap}"
-    ''
-    + optionalString (pythonOlder "3.13" && x11Support && ((tclPackages.tix or null) != null)) ''
-      substituteInPlace "Lib/tkinter/tix.py" --replace-fail \
-        "os.environ.get('TIX_LIBRARY')" \
-        "os.environ.get('TIX_LIBRARY') or '${tclPackages.tix}/lib'"
     '';
 
   env = {
@@ -581,10 +562,6 @@ stdenv.mkDerivation (finalAttrs: {
         if stdenv.hostPlatform.isAarch64 then "uint128" else "x64"
       }'
   ''
-  + optionalString (stdenv.hostPlatform.isDarwin && x11Support && pythonAtLeast "3.11") ''
-    export TCLTK_LIBS="-L${tcl}/lib -L${tk}/lib -l${tcl.libPrefix} -l${tk.libPrefix}"
-    export TCLTK_CFLAGS="-I${tcl}/include -I${tk}/include"
-  ''
   + optionalString stdenv.hostPlatform.isWindows ''
     export NIX_CFLAGS_COMPILE+=" -Wno-error=incompatible-pointer-types"
   ''