geticmpcodebyname
if ((p = geticmpcodebyname($1-1, $3, AF_INET)) == NULL) {
if ((p = geticmpcodebyname($1-1, $3, AF_INET6)) == NULL) {
if ((p = geticmpcodebyname(icmptype, w, af)) == NULL) {
const struct icmpcodeent *geticmpcodebyname(u_long, char *, u_int8_t);
if ((code = geticmpcodebyname($1, $3, curflow->aid)) ==
static int geticmpcodebyname(u_long, char *, uint8_t);