一个编译错误,我怎不知是什么意思!
[Linker Error] Unresolved external 'CPing::Ping(const wchar_t *, CPingReply&, unsigned char, unsigned long, unsigned char) const' referenced from C:\DOCUMENTS AND SETTINGS\ADMINISTRATOR\桌面\JIEMIAN-0\IPC.OBJ
这个错误是什么意思啊,我看不懂,!! 是什么意思喃!??!!!