VB的函数怎么转换到DELPHI 里

Declare Function RFReadChar Lib "Mf.dll" (ByVal commx As Long, ByVal address As Long, ByRef data As Byte, ByRef sno As Long) As Longfunction RFReadChar (commx : long; address : long; data : Pbyte; sno : Plong):long;stdcall;external 'MF.dll';