This program is valid for

int main()
int fd_client,fd, len;
struct sockaddr_in add_server;
fd_client = socket(AF_INET,SOCK_STREAM,0);
if (fd_client == -1){
add_server.sin_family = AF_INET;
add_server.sin_port = ntohs(4001);
add_server.sin_addr.s_addr = inet_addr("");
len = sizeof(add_server);
fd = connect(fd_client,(struct sockaddr*)&add_server,len);
return 0;

a) IPv4
b) IPv6
c) both (a) and (b)
d) none of the mentioned

Submitted by: Murtaza
a) IPv4
Submitted by: Murtaza

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