ref: 23f3d33cdbbfdf2f169f1d7c4acf1f947ed5f5c5
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);
}