source code from : http://gitlab.oe5xbl.ampr.org/oe5hpm/dxlAPRS
commit ID        : 9ed9ccea320f3e233e1de11762d94bc8f6eda283
title            : aprsmap: fixup race condition on waypoint delete
Signed-off-by: Hannes Schmelzer <oe5hpm@oevsv.at>
aprsmap: fixup race condition on waypoint delete Signed-off-by: Hannes Schmelzer <oe5hpm@oevsv.at>