Unfortunately, VFP doesn provide means to define structures. There're a two classes in the download section that provide a workaround:
- file #9482 Heap allocation class
- file #9557 API-Structures in VFP

You can use either of them.

>Hi,
>I am trying to convert some VB code to VFP.
>
>This is the VB Syntax:
>
>Private Declare Function OFAC_Tracker Lib "ofac.dll" (params As PARAM_STRUCT) As Long
>
>
< snip >