adopting

[Marco Atzeri via Cygwin-apps]

Following the inputs from Jon
https://cygwin.com/packages/reports/unmaintained.html

I am taking over

$ git diff | grep "^+"
+++ b/cygwin-pkg-maint
+alternatives                                 Marco Atzeri
+bzip2                                        Marco Atzeri
+gdbm                                         Marco Atzeri
+libffi                                       Marco Atzeri


Regards
Marco