ref: 20efbea8ca3df1e1262b2f74dcd5aa607cf62f6a
dir: /sys/src/ape/lib/ap/gen/raise.c/
/* not a posix function, but implemented with posix kill, getpid */
#include <sys/types.h>
#include <signal.h>
#include <unistd.h>
int
raise(int sig)
{
	return kill(getpid(), sig);
}