Symbol: IPPROTO_GRE
sys/netinet/in.h
87
#define IPPROTO_GRE 47 /* GRE encap, RFCs 1701/1702 */
usr.sbin/tcpdump/print-ip.c
461
#define IPPROTO_GRE 47
usr.sbin/tcpdump/print-ip6.c
187
#define IPPROTO_GRE 47