configure warnings although all present.

[Ernst Reissner]

Hi all,
running configure, i obtain the following warnings:

configure: WARNING: PortAudio library fails tests.  The audioplayer,
audiorecorder classes, and audiodevinfo function for audio playback and
recording will not be fully functional.
configure: WARNING: Qt libraries not found; disabling Qt GUI
configure: WARNING: AMD library not found.  This will result in some
lack of functionality for sparse matrices.
configure: WARNING: CAMD library not found.  This will result in some
lack of functionality for sparse matrices.
configure: WARNING: COLAMD library not found.  This will result in some
lack of functionality for sparse matrices.
configure: WARNING: CCOLAMD library not found.  This will result in some
lack of functionality for sparse matrices.
configure: WARNING: CHOLMOD library not found.  This will result in some
lack of functionality for sparse matrices.
configure: WARNING: CXSparse library not found.  This will result in
some lack of functionality for sparse matrices.
configure: WARNING: UMFPACK not found.  This will result in some lack of
functionality for sparse matrices.
configure:
configure: NOTE: Libraries or auxiliary programs may be skipped if they are
configure: NOTE: not found OR if they are missing required features on your
configure: NOTE: system.


although, all of it is present on my system.
The problem seems, that it is not at the right place.
How to solve this problem?

Thank you in advance.

Greetings,
Ernst