The environment is fine to share in general, just not across OS threads, so it's only needed
for functions which are possibly called from multiple OS threads (only 1 currently).
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29601 a1c6a512-1295-4272-9138-f99709370657
The added complexity wasn't needed for most subsystems, as main() never returns
so local references can't be freed.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29570 a1c6a512-1295-4272-9138-f99709370657
