IPPROTO_GRE        32 arch/um/drivers/vector_user.h #define IPPROTO_GRE 0x2F
IPPROTO_GRE        55 include/uapi/linux/in.h   IPPROTO_GRE = 47,		/* Cisco GRE tunnels (rfc 1701,1702)	*/
IPPROTO_GRE        56 include/uapi/linux/in.h #define IPPROTO_GRE		IPPROTO_GRE
IPPROTO_GRE        56 include/uapi/linux/in.h #define IPPROTO_GRE		IPPROTO_GRE
IPPROTO_GRE        55 tools/include/uapi/linux/in.h   IPPROTO_GRE = 47,		/* Cisco GRE tunnels (rfc 1701,1702)	*/
IPPROTO_GRE        56 tools/include/uapi/linux/in.h #define IPPROTO_GRE		IPPROTO_GRE
IPPROTO_GRE        56 tools/include/uapi/linux/in.h #define IPPROTO_GRE		IPPROTO_GRE