procedure TForm1.Button5Click(Sender: TObject);
var
p: pChar;
begin
Memo1.Lines.Clear;
Memo1.WordWrap := false;
{$IFDEF WIN32}
p := GetEnvironmentStrings;
{$ELSE}
p := GetDOSEnvironment;
{$ENDIF}
while p^ <> #0 do begin
Memo1.Lines.Add(StrPas(p));
inc(p, lStrLen(p) + 1);
end;
{$IFDEF WIN32}
FreeEnvironmentStrings(p);
{$ENDIF}
end;
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