* Fixes to make par2cmdline and exult build on gcc 4.x, since gcc
3.4.x doesn't seem to work on x86_64-linux (NIXPKGS-91).
* Disabled pidgin on x86_64-linux because it needs a dynamic libperl
which we don't have right now.
* Disabled wine on x86_64-linux because we still lack -m32 support.
svn path=/nixpkgs/trunk/; revision=12187