Decode some binary fields of Intel metadata.

Submitted by:	Dmitry Luhtionov <dmitryluhtionov@gmail.com>
MFC after:	2 weeks


git-svn-id: svn+ssh://svn.freebsd.org/base/head@275475 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Fix a 20+ year bug by using an appropriate constant for
the transition from one asymptotic approximation to another
for the zeroth order Bessel and Neumann functions.

Reviewed by:	bde


git-svn-id: svn+ssh://svn.freebsd.org/base/head@275476 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f