[maemo-developers] Check is app installed from another app

[From: Kees Jongenburger]

Hi,

On Sat, Jan 23, 2010 at 12:07 PM, Thomas Troy <ttroy50 at gmail.com> wrote:
> Hi,
>
> I'm just wondering what's the best way to check is an application installed
> from another application?

perhaps doing a system("dpkg -l mypackage") and checking the return
value is good enough?

Greetings