CHECK_C_SOURCE_COMPILES("
#include <sys/socket.h>
#include <linux/if_arp.h>
#include <net/ethernet.h>
int main(void)
{
	return 0;
}" HAVE_GOOD_IFARP)

ADD_DEFINITIONS(-DHAVE_GOOD_IFARP)

ENDIF (HAVE_GOOD_IFARP)