NetBSD now always uses the mit-pthreads/unproven-pthreads library if it is available; therefore the --with-mit-pthreads option is no longer needed.  The --with-ptl2 option is now documented as being experimental and applying to NetBSD only.
NetBSD now always uses the mit-pthreads/unproven-pthreads
library if it is available; therefore the --with-mit-pthreads
option is no longer needed.  The --with-ptl2 option is now documented
as being experimental and applying to NetBSD only.

each/bind9-collab,each/bind9-collab,pecharmin/bind9,pecharmin/bind9,pecharmin/bind9,each/bind9-collab,pecharmin/bind9,each/bind9-collab,pecharmin/bind9,each/bind9-collab,each/bind9-collab,pecharmin/bind9