function GetVersion(sFile: string; bIncludeBuild: boolean): string;

function GetVersion(sFile: string; bIncludeBuild: boolean): string;
var
  dwfvw, dwZero, dwvsf: DWORD;
  Major, Minor, Release, Build: DWord;
  pfvw: PChar;
  pvsf: PVSFixedFileInfo;
  s: string;
begin
  Result := '';
  // attempt to read version info size
  dwfvw := GetFileVersionInfoSize(PChar(sFile), dwZero); // exit on error
  if dwfvw <> 0 then begin
    GetMem(pfvw, dwfvw);
    try // exit if unable to retrieve version info
      if (GetFileVersionInfo(PChar(sFile), dwZero, dwfvw, pfvw)) then begin // get the build value
        if (VerQueryValue(pfvw, '\', Pointer(pvsf), dwvsf)) then begin
          if ((pvsf^.dwFileFlags and VS_FF_PRERELEASE) > 0) then begin
            s := 'beta; '
          end
          else begin
            s := '';
          end;
          // For clarity store in temporary variables
          Major := HIWORD(pvsf^.dwFileVersionMS);
          Minor := LOWORD(pvsf^.dwFileVersionMS);
          Release := HIWORD(pvsf^.dwFileVersionLS);
          Build := LOWORD(pvsf^.dwFileVersionLS);
          // Always show full Build Numbers from now GN.. 2/9/03
          Result := Format('Version %d.%d.%d Build %d', [Major, Minor, Release,
            Build]);
          if bIncludeBuild then begin
            if Release > 0 then begin
              Result := Format('Version %d.%d.%d Build %d', [Major, Minor,
              Release, Build])
            end
            else begin
              Result := Format('Version %d.%d Build %d', [Major, Minor, Build])
            end;
          end
          else begin
            if Release > 0 then begin
              Result := Format('Version %d.%d.%d', [Major, Minor, Release])
            end
            else begin
              Result := Format('Version %d.%d', [Major, Minor])
            end;
          end;
        end;
      end;
    finally
      FreeMem(pfvw);
    end;
  end;
end;

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