Compile error: undefined symbol?

Hi… developers

I used function.
or .

Compile error took place:
… undefined symbol …

But I could use other functions.
… No compile error

How can I do?
I refered header file:
#include <photon/PhProto.h>

Help me, please!

Regards,

KJ

ppojung@yahoo.co.kr

Previously, ppojung wrote in qdn.public.qnx4.photon:

Hi… developers

I used function.
or .

Compile error took place:
… undefined symbol …

But I could use other functions.
PmMemStart>… No compile error

How can I do?
I refered header file:
#include <photon/PhProto.h

Help me, please!

If you want somebody to answer this intelligently, you will have to
provide useful information. Try posting the actual output from your
compilation, including the compile command(s) that you used. Omit
nothing.

Remember: garbage in, garbage out.

Cheers,
Andrew