Merge #1187 into p/stdenv

Tested building firefox, kdelibs, evince on x86_64-linux.

pkgs/development/interpreters/python/2.7/default.nix

@@ -84,6 +84,8 @@ let
         ln -s $out/lib/python${majorVersion}/pdb.py $out/bin/pdb
         ln -s $out/lib/python${majorVersion}/pdb.py $out/bin/pdb${majorVersion}
         ln -s $out/share/man/man1/{python2.7.1.gz,python.1.gz}
+
+        paxmark E $out/bin/python${majorVersion}
       '';
 
     passthru = {

pkgs/development/interpreters/python/3.3/default.nix

@@ -53,6 +53,8 @@ stdenv.mkDerivation {
   postInstall = ''
     rm -rf "$out/lib/python${majorVersion}/test"
     ln -s "$out/include/python${majorVersion}m" "$out/include/python${majorVersion}"
+
+    paxmark E $out/bin/python${majorVersion}
   '';
 
   passthru = {

pkgs/development/interpreters/python/3.4/default.nix

@@ -54,6 +54,8 @@ stdenv.mkDerivation {
   postInstall = ''
     rm -rf "$out/lib/python${majorVersion}/test"
     ln -s "$out/include/python${majorVersion}m" "$out/include/python${majorVersion}"
+
+    paxmark E $out/bin/python${majorVersion}
   '';
 
   passthru = {