ref: 8ebe3f680e9f343a13bfcaaa2e17745b701ec0c8
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);
}