Remove unused file

(cherry picked from commit 58ef0eea0c2d79fbe41f0cb09d93aaec8251fe61)

pkgs/os-specific/linux/kernel-headers/2.6.32.nix

···
-{stdenv, fetchurl, perl, cross ? null}:
-
-assert cross == null -> stdenv.isLinux;
-
-let
-  version = "2.6.32.16";
-  kernelHeadersBaseConfig = if cross == null then
-      stdenv.platform.kernelHeadersBaseConfig
-    else
-      cross.platform.kernelHeadersBaseConfig;
-in
-
-stdenv.mkDerivation {
-  name = "linux-headers-${version}";
-
-  src = fetchurl {
-    url = "mirror://kernel/linux/kernel/v2.6/linux-${version}.tar.bz2";
-    sha256 = "1ndvqvfaxachsklzzr5db1bzvfhnzz8diddrm1zlv7171fzmn13j";
-  };
-
-  targetConfig = if cross != null then cross.config else null;
-
-  platform =
-    if cross != null then cross.platform.kernelArch else
-    if stdenv.system == "i686-linux" then "i386" else
-    if stdenv.system == "x86_64-linux" then "x86_64" else
-    if stdenv.system == "powerpc-linux" then "powerpc" else
-    if stdenv.isArm then "arm" else
-    if stdenv.platform ? kernelArch then stdenv.platform.kernelArch else
-    abort "don't know what the kernel include directory is called for this platform";
-
-  buildInputs = [perl];
-
-  extraIncludeDirs =
-    if cross != null then
-	(if cross.arch == "powerpc" then ["ppc"] else [])
-    else if stdenv.system == "powerpc-linux" then ["ppc"] else [];
-
-  buildPhase = ''
-    if test -n "$targetConfig"; then
-       export ARCH=$platform
-    fi
-    make ${kernelHeadersBaseConfig}
-    make mrproper headers_check
-  '';
-
-  installPhase = ''
-    make INSTALL_HDR_PATH=$out headers_install
-
-    # Some builds (e.g. KVM) want a kernel.release.
-    mkdir -p $out/include/config
-    echo "${version}-default" > $out/include/config/kernel.release
-  '';
-
-  # !!! hacky
-  fixupPhase = ''
-    ln -s asm $out/include/asm-$platform
-    if test "$platform" = "i386" -o "$platform" = "x86_64"; then
-      ln -s asm $out/include/asm-x86
-    fi
-  '';
-}