static
void
cosig(int nada, siginfo_t *info, void *ctxp)
{
int save;
save = errno;
/* handles critical section checks */
signalintr(1);
errno = save;
}
/*
* Signal handler dispatches interrupt thread. Use interrupt #1
*/
static void
kqueuesig(int signo)
{
signalintr(1);
}
/*
* SIGIO is used by cothreads to signal back into the virtual kernel.
*/
static
void
iosig(int nada, siginfo_t *info, void *ctxp)
{
signalintr(4);
}
