Commit Briefs
don't rfork(RFNOTEG) because then you lose
the ability to read from the console. damn. also, handle case where child exits before fork returns in parent. have to record that sigchld was seen and then run the handler later.
add _procwakeupandunlock
to help ease locking contention on Linux 2.4.
restore old plan 9 property that when the
last thread exits the main proc, the remaining program ends up in the background and the program appears to have exited.