by the team lock, but by a lock in the structure. This is necessary since we can't acquire the team lock while thread switching, for then the thread lock is already held. * Added support for single stepping and break-/watchpoints. git-svn-id: file:///srv/svn/repos/haiku/trunk/current@11503 a95241bf-73f2-0310-859d-f6bbb57e9c96