fix more darwin packages
Merge branch 'master' of github.com:joelteon/nixpkgs into new-darwin
s/gcc/clang/
Merge branch 'master' of github.com:joelteon/nixpkgs into new-darwin
set MACOSX_DEPLOYMENT_TARGET=10.7 to make builds more consistent
Merge branch 'master' of github.com:joelteon/nixpkgs into new-darwin

Conflicts:
	pkgs/development/libraries/glib/default.nix
always s/gcc/cc/
Merge branch 'master' of github.com:joelteon/nixpkgs into new-darwin
Merge pull request #3 from gridaphobe/new-darwin

Fix a bunch of packages on darwin