1#define _GNU_SOURCE 2#include <netdb.h> 3 4struct servent *getservbyname(const char *name, const char *prots) 5{ 6 static struct servent se; 7 static char *buf[2]; 8 struct servent *res; 9 if (getservbyname_r(name, prots, &se, (void *)buf, sizeof buf, &res)) 10 return 0; 11 return &se; 12} 13