ref: d16188ee68ccb1cbfc976f015ac5e7a5caa72b05
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); }