Function sppp_strnlen

freebsd/net/if_spppsubr.c:5404–5412

#endif

static int
sppp_strnlen(u_char *p, int max)
{
	int len;

	for (len = 0; len < max && *p; ++p)
		++len;
	return len;
}

/* a dummy, used to drop uninteresting events */
static void