7.如何获取主机名和IP地址？\MainFrm.cpp
..........................\MainFrm.h
..........................\ReadMe.txt
..........................\..lease\Test.exe
..........................\res\Test.ico
..........................\...\Test.manifest
..........................\...\Test.rc2
..........................\...\TestDoc.ico
..........................\...\Toolbar.bmp
..........................\Resource.h
..........................\stdafx.cpp
..........................\stdafx.h
..........................\Test.aps
..........................\Test.cpp
..........................\Test.h
..........................\Test.ncb
..........................\Test.rc
..........................\Test.sln
..........................\Test.suo
..........................\Test.vcproj
..........................\TestDoc.cpp
..........................\TestDoc.h
..........................\TestView.cpp
..........................\TestView.h
..........................\Release
..........................\res
7.如何获取主机名和IP地址？