Partly revert "python.buildEnv: only wrap executables"

This partly reverts commit 4495bfe1382ea779f02996d0e18d25d892678e8c.

The xen changes should not have been commited.

(cherry picked from commit 206a4c9aba6772f01d175e72636d1283dc038cc0)

authored by Robin Gloster and committed by Frederik Rietdijk 700f7614 9f73f22c

+4
+4
pkgs/applications/virtualization/xen/packages.nix
··· 10 10 xen_4_5-vanilla = callPackage ./4.5.nix { 11 11 # At the very least included seabios and etherboot need gcc49, 12 12 # so we have to build all of it with gcc49. 13 + stdenv = overrideCC stdenv gcc49; 14 + 13 15 meta = { 14 16 description = "vanilla"; 15 17 longDescription = '' ··· 58 60 xen_4_8-vanilla = callPackage ./4.8.nix { 59 61 # At the very least included seabios and etherboot need gcc49, 60 62 # so we have to build all of it with gcc49. 63 + stdenv = overrideCC stdenv gcc49; 64 + 61 65 meta = { 62 66 description = "vanilla"; 63 67 longDescription = ''