+- install autogenerated headers (seperate directory)
+- subdir handler for install headers into a specific directory
+
+set of test scripts that check the code:
+- configure_check_unused.pl
+- find_unused_macros.pl
+- find_unused_makefilevars.pl
+- find_unused_options.sh
+- findstatic.pl
+- minimal_includes.pl
+- check dependencies based on #include lines ?
+- check whether private headers are not used outside their own subsystem