1a80bcc5fa
These libraries don't install anything, so they shouldn't have a PACKAGE setting. This avoids surprising behaviour in future if e.g. manpages are added to an internal library. Reported by: des Differential Revision: https://reviews.freebsd.org/D51901
libnetbsd is a thin compatibility layer intended to allow a limited set of NetBSD software to compile as part of the FreeBSD build with little or no modification. It is built as a static library and not installed for general use. Likewise, its header files are not installed.