tag	line	file	source code
IN_CLASSA_NET	66	include/linux/in.h	#define  IN_CLASSA_HOST    (0xffffffff & ~IN_CLASSA_NET)
IN_CLASSA_NET	57	net/inet/devinet.c	return(htonl(IN_CLASSA_NET));
IN_CLASSA_NET	141	net/inet/route.c	return htonl(IN_CLASSA_NET);
IN_CLASSA_NET	1784	net/inet/tcp.c	return htonl(IN_CLASSA_NET);