but wouldn't work when running it on Haiku anyway. At any rate, it was
relatively expensive (uname()) and used already in the libbe
initialization.
* Got rid of the non-Haiku support of main_thread_for().
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@34371 a95241bf-73f2-0310-859d-f6bbb57e9c96