math: raise flags in log2l.c on <= 0 arguments, and fix volatile

[musl] / src / signal / setitimer.c

#include <sys/time.h>
#include "syscall.h"

int setitimer(int which, const struct itimerval *restrict new, struct itimerval *restrict old)
{
        return syscall(SYS_setitimer, which, new, old);
}