Change Details

1. Use `inet_pton` to replace `inet_addr`. 2. Use `getaddrinfo` to replace `gethostbyname` and use for loop to loop the address list and copy the first meet ipv4 address. 3. Use `getnameinfo` to replace `gethostbyaddr`.

1. Use `getaddrinfo` to replace `gethostbyname` and use for loop to loop the address list and copy the first meet ipv4 address. 2. Use `getnameinfo` to replace `gethostbyaddr`.

1. Use `inet_ptongetaddrinfo` to replace `inet_addr`.gethostbyname` and use for loop to 2. Use `getaddrinfo` to replace `gethostbyname` and use for loop to loop the address list and copy the first meet ipv4 address. 32. Use `getnameinfo` to replace `gethostbyaddr`.