diff --git a/pkgs/os-specific/darwin/apple-source-releases/Libsystem/default.nix b/pkgs/os-specific/darwin/apple-source-releases/Libsystem/default.nix
index 3d7e59f15547..28406c9751dc 100644
--- a/pkgs/os-specific/darwin/apple-source-releases/Libsystem/default.nix
+++ b/pkgs/os-specific/darwin/apple-source-releases/Libsystem/default.nix
@@ -23,7 +23,7 @@ appleDerivation rec {
       (cd $dep/include && find . -name '*.h' | cpio -pdm $out/include)
     done
 
-    (cd ${cctools}/include/mach-o && find . -name '*.h' | cpio -pdm $out/include/mach-o)
+    (cd ${cctools.dev}/include/mach-o && find . -name '*.h' | cpio -pdm $out/include/mach-o)
 
     cat <<EOF > $out/include/TargetConditionals.h
     #ifndef __TARGETCONDITIONALS__
diff --git a/pkgs/os-specific/darwin/binutils/default.nix b/pkgs/os-specific/darwin/binutils/default.nix
index 5fc0db44f860..8ac93689373d 100644
--- a/pkgs/os-specific/darwin/binutils/default.nix
+++ b/pkgs/os-specific/darwin/binutils/default.nix
@@ -37,17 +37,8 @@ stdenv.mkDerivation {
       ln -sf "${cctools}/bin/$i" "$out/bin/$i"
     done
 
-    for i in ${stdenv.lib.getDev binutils-raw}/include/*.h; do
-      ln -s "$i" "$out/include/$(basename $i)"
-    done
-
-    for i in ${cctools}/include/*; do
-      ln -s "$i" "$out/include/$(basename $i)"
-    done
-
     # FIXME: this will give us incorrect man pages for bits of cctools
     ln -s ${binutils-raw.out}/share $out/share
-    ln -s ${binutils-raw.out}/lib $out/lib
 
     ln -s ${cctools}/libexec $out/libexec
   '';
diff --git a/pkgs/os-specific/darwin/cctools/port.nix b/pkgs/os-specific/darwin/cctools/port.nix
index 182b591a60aa..e08e78339832 100644
--- a/pkgs/os-specific/darwin/cctools/port.nix
+++ b/pkgs/os-specific/darwin/cctools/port.nix
@@ -29,6 +29,8 @@ let
       sha256 = "0l45mvyags56jfi24rawms8j2ihbc45mq7v13pkrrwppghqrdn52";
     };
 
+    outputs = [ "out" "dev" ];
+
     nativeBuildInputs = [ autoconf automake libtool_2 ];
     buildInputs = [ libuuid ] ++
       # Only need llvm and clang if the stdenv isn't already clang-based (TODO: just make a stdenv.cc.isClang)