Guido Gunther authored Feb 14, 2020 and Guido Gunther committed Feb 25, 2020

The current pattern was too strict to match all the files
generated during the Debian package build.

Guido Gunther authored Feb 25, 2020 and Guido Gunther committed Feb 25, 2020

Otherwise when used as a subproject the master project will try
to rebuild with it's own set of flags. These lack
LIBFEEDBACK_COMPILATION which does not end well.

Trips up some compilers.

Thanks: Andrea Schaefer

Signed-off-by: Guido Günther <agx@sigxcpu.org>