in a bunch of man pages.
Use the correct .Bx (BSD UNIX) or .At (AT&T UNIX) macros
instead of explicitly specifying the version in the text
in a bunch of man pages.
ss_flags to SS_DISABLE and SS_ONSTACK. SA_ONSTACK is still used in
struct sigaction. Nowhere in our entire source tree could I find a
single place these were used.