Example uses Borland Delphi 3.0 or later to bind with Visual Prolog DLL
(..\..\DLLS\EXE\TESTDLL.DLL)
You should copy this file to this directory before run the example.
You can do it with help COPYDLL.BAT file.
Project DLPH_DLL.DPR should be loaded by Borland Delphi 3.0.
Example shows simple dialog with setting values to DLL and retrieving values from DLL.
Look at retrieving string for memory management.