紧急！！！！！(50分)

请问下面的的函数如何从ｄｌｌ中调用？？？<br>BOOL WINAPI Login_R(LPCTSTR SystemID, &nbsp;LPCTSTR Password); <br>在我的ｄｅｌｐｈｉ程序中该如何申明这个ｄｌｌ中的函数？？？？？？？？

怎么没有人回答我呀？？？？？？？？？

var<br>&nbsp;Login_R: function(SystemIDChar; &nbsp;Password: PChar );<br>DllInstance : THandle ;<br>begin<br>&nbsp; DllInstance := &nbsp;LoadLibrary(PChar(dll路径)) ;<br>&nbsp; try<br>&nbsp; &nbsp; @Login_R := GetProcAddress(DllInstance,'Login_R') ;<br>&nbsp; &nbsp; Login_R(PChar(变量1), PChar(变量2));<br>&nbsp; &nbsp; except<br>&nbsp; &nbsp; end;<br>&nbsp; &nbsp; FreeLibrary(DllInstance) ;<br><br>end;<br>

接受答案了.