in pipe2, use pipe() rather than __syscall(SYS_pipe, ...) for fallback

[musl] / src / linux / settimeofday.c

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

int settimeofday(const struct timeval *tv, void *tz)
{
        return syscall(SYS_settimeofday, tv, 0);
}