ret = grab_fd(ctx, p[0], NULL);
/* This shouldn't fail... */
if (waitpid(pid, &status, 0) != pid)
err(1, "Failed to wait for child");
gettimeofday(&end, NULL);
ret = grab_fd(ctx, p[0], NULL);
/* This shouldn't fail... */
if (waitpid(pid, &status, 0) != pid)
err(1, "Failed to wait for child");
gettimeofday(&end, NULL);