Also, move some variables so there are no compiler warnings about unused
variables when there is no support for raw sockets.
#include "route.h"
#include "xalloc.h"
+#if defined(PF_PACKET) && defined(ETH_P_ALL) && defined(AF_PACKET)
static char *device_info;
static uint64_t device_total_in = 0;
static uint64_t device_total_out = 0;
-#if defined(PF_SOCKET) && defined(ETH_P_ALL) && defined(AF_PACKET)
static bool setup_device(void) {
struct ifreq ifr;
struct sockaddr_ll sa;