* "ensureDir" -> "mkdir -p". "ensureDir" is a rather pointless

function, so obsolete it.

svn path=/nixpkgs/branches/stdenv-updates/; revision=31644

pkgs/os-specific/windows/mingw-headers/default.nix

@@ -6,7 +6,7 @@ stdenv.mkDerivation {
   phases = [ "installPhase" ];
 
   installPhase = ''
-    ensureDir $out/include
+    mkdir -p $out/include
     cp -R ${mingw_runtime_headers}/include/* $out/include
     cp -R ${w32api_headers}/include/* $out/include
   '';

pkgs/os-specific/windows/mingwrt/default.nix

@@ -16,7 +16,7 @@ stdenv.mkDerivation (rec {
   name = name + "-headers";
   phases = [ "unpackPhase" "installPhase" ];
   installPhase = ''
-    ensureDir $out
+    mkdir -p $out
     cp -R include $out
   '';
 } else {

pkgs/os-specific/windows/w32api/default.nix

@@ -16,7 +16,7 @@ stdenv.mkDerivation ({
   name = name + "-headers";
   phases = [ "unpackPhase" "installPhase" ];
   installPhase = ''
-    ensureDir $out
+    mkdir -p $out
     cp -R include $out
   '';
 } else {