getprotobyname
protoent = getprotobyname(valstr);
pe = getprotobyname(val);
pent = getprotobyname(proto_str);
pent = getprotobyname(act_props->pattern[i]);
if ((pe = getprotobyname(pr->icmp)) == NULL) {
if ((pe = getprotobyname("ip")) == NULL) {
pp = getprotobyname(*list);
p = getprotobyname(name);
struct protoent *getprotobyname(const char *);
struct protoent *getprotobyname(const char *);
struct protoent *getprotobyname();
struct protoent *pe = getprotobyname(name);
struct protoent *getprotobyname __P((const char *));
if ((ip = getprotobyname("ip")) != 0)