1 files changed, 9 insertions, 6 deletions
diff --git a/nixpkgs/pkgs/os-specific/darwin/apple-source-releases/diskdev_cmds/default.nix b/nixpkgs/pkgs/os-specific/darwin/apple-source-releases/diskdev_cmds/default.nix
index 1daa49296104..ec252dca41c2 100644
--- a/nixpkgs/pkgs/os-specific/darwin/apple-source-releases/diskdev_cmds/default.nix
+++ b/nixpkgs/pkgs/os-specific/darwin/apple-source-releases/diskdev_cmds/default.nix
@@ -1,7 +1,10 @@
-{ lib, appleDerivation, xcbuildHook
-, Libc, xnu, libutil }:
+{ lib, appleDerivation, xcbuildHook, Libc, stdenv, macosPackages_11_0_1, xnu
+, fetchurl, libutil }:
 
-appleDerivation {
+let
+  xnu-src = if stdenv.isAarch64 then macosPackages_11_0_1.xnu.src else xnu.src;
+  arch = if stdenv.isAarch64 then "arm" else "i386";
+in appleDerivation {
   nativeBuildInputs = [ xcbuildHook ];
   buildInputs = [ libutil ];
 
@@ -11,11 +14,11 @@ appleDerivation {
     # ugly hacks for missing headers
     # most are bsd related - probably should make this a drv
     unpackFile ${Libc.src}
-    unpackFile ${xnu.src}
-    mkdir System sys machine i386
+    unpackFile ${xnu-src}
+    mkdir System sys machine ${arch}
     cp xnu-*/bsd/sys/disklabel.h sys
     cp xnu-*/bsd/machine/disklabel.h machine
-    cp xnu-*/bsd/i386/disklabel.h i386
+    cp xnu-*/bsd/${arch}/disklabel.h ${arch}
     cp -r xnu-*/bsd/sys System
     cp -r Libc-*/uuid System
     substituteInPlace diskdev_cmds.xcodeproj/project.pbxproj \