99a8fab5a6
* sigproc.cc (checkstate): Make regparm. (getevent): Change parameters in declaration, rename from getsem, make regparm. (sig_send): Recognize that nosync is now an event. Remove some old cruft from previous interrupt anywhere signal handler. (getevent): Change parameters in definition, rename from getsem. Allocate event rather than semaphore. (wait_sig): Treat sigcatch_nosync as an event.