Symbol: CGTP_FILTER_REV
usr/src/uts/common/inet/ip/ip.c
13884
if (ops->cfo_filter_rev != CGTP_FILTER_REV)
usr/src/uts/common/inet/ip/ip.c
764
int ip_cgtp_filter_rev = CGTP_FILTER_REV; /* CGTP hooks version */