UDP Winsock

int PORT = 7777;
AnsiString SERVERADDR = "192.168.1.2";
char buff[10*1014];
 
void SendUDPMessage(char *Message){
WSAStartup(0x202,(WSADATA *)&buff[0]);
HOSTENT *hst;
SOCKET my_sock=socket(AF_INET, SOCK_DGRAM, 0);
sockaddr_in dest_addr;
dest_addr.sin_family=AF_INET;
dest_addr.sin_port=htons(PORT);
if (inet_addr(SERVERADDR.c_str()))
dest_addr.sin_addr.s_addr=inet_addr(SERVERADDR.c_str());
else
if (hst=gethostbyname(SERVERADDR.c_str()))
dest_addr.sin_addr.s_addr=((unsigned long **)
hst->h_addr_list)[0][0];
else
{
printf("Unknown host: %d\n",WSAGetLastError());
closesocket(my_sock);
WSACleanup();
return;
}
sendto(my_sock,Message,strlen(Message),0,(sockaddr *) &dest_addr,sizeof(dest_addr));
closesocket(my_sock);
WSACleanup();
}

void ReceiveUDPMessage(){
WSAStartup(0x202, (WSADATA *)&recbuff[0]);
SOCKET my_sock = socket(AF_INET, SOCK_DGRAM, 0);
sockaddr_in server_addr;
int server_addr_size = sizeof(server_addr);
int n = recvfrom(my_sock, &buff[0], sizeof(recbuff) - 1, 0,(sockaddr *)&server_addr, &server_addr_size);
recbuff[n] = 0;
AnsiString gg = recbuff;
Form1->Memo1->Text = gg;
closesocket(my_sock);
WSACleanup();
}