bz 74c06b7ee1 Like for tcp_subr.c in r186057 make the MD5 context a function local
variable in this copy of the code[1].

While here prefix the variables with 'pf_' to avoid file static global
variables with colliding names that are or will be virtualized.

Discussed with:	rwatson, silby [1]
2008-12-13 22:04:52 +00:00
..