#include <windows.h>
#include <winsock.h>
#include <stdio.h>

SocketInit(const char hname[], int pnum)
{  SOCKET s=(-1);
   struct sockaddr_in sockname;
   const char service[5] = "smtp";
   struct hostent *hostname; //=gethostbyname(hname);
   unsigned long int iaddr;
   struct servent *serv_rec;

   char temp[50];

   if (isdigit((int) hname[0]))
    {
        iaddr = inet_addr(hname);
        if(iaddr == ((u_long) ERROR)){
            return (-1);
        }else{
            sockname.sin_addr.s_addr = iaddr;
        }
    }else{
        hostname = gethostbyname(hname);
        if(hostname == NULL){
                  return (-1);
        } else{
            sockname.sin_addr = *(struct in_addr *) hostname->h_addr;
        }
    }
   if(hostname==NULL)
        return INVALID_SOCKET;

sprintf(temp,"s:%d",s);
Application->MessageBox(temp, "socket value1", MB_OK);

   s=socket(AF_INET,SOCK_STREAM,0);     // PF_INET

sprintf(temp,"s:%d",s);
Application->MessageBox(temp, "socket value2", MB_OK);

   //.........
   //이하생략

   Socket생성시 s값이 -1로 찍히는데 왜 이렇게 나오는지 아시는분 좀 가르쳐 주세요.