请问这断VC的API怎么在VB里声明?(在线等待,立即给分)
__declspec(dllimport) BOOL f1(DWORD dwPara);
__declspec(dllimport) void f2();
__declspec(dllimport) WORD f3();
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我这样声明.他说我在使用F1的时候与DLL约定错误
Public Declare Function f1 Lib "USBReceiver.dll" (ByVal dwPara As Long) As Boolean
Public Declare Function f2 Lib "USBReceiver.dll" () As Long
Public Declare Function f3 Lib "USBReceiver.dll" () As String