* cygthread.cc (cygthread::stub): Accept flag to pass info structure to
thread function.
- (cygthread::operator new): Add defense debugging output.
+ (cygthread::operator new): Add defensive debugging output.
(cygthread::cygthread): Add debugging output. Set name after thread
has been awakened to avoid a race.
(cygthread::exit_thread): Use handle operator rather than using ev