套接口库函数参考(四十三)

       WSAEWOULDBLOCK      本异步操作此时由于Windows Sockets实现的资源或其它限制的制约而无法调度.

参见:

       gethostbyaddr(), WSACancelAsyncRequest()

5.3.2 WSAAsyncGetHostByName()

简述:

       获得对应于一个主机名的主机信息.－异步版本.

       #include <winsock.h>

      

                     HANDLE PASCAL FAR WSAAsyncGetHostByName ( HWND hWnd,

                     unsigned int wMsg,  const char FAR * name, char FAR * buf,

            &