K 10
svn:author
V 3
bde
K 8
svn:date
V 27
2016-09-16T04:58:37.759735Z
K 7
svn:log
V 320
(1) Ifdef the new dr6 variable for KDB.

While here, avoid using the old variable 'code' and remove it
in trap().  ('code' was meant for holding things like %dr6,
but is too small to hold %dr6 on amd64 and was reduced to an
obfuscation of tf_err, with early truncation on amd64.)

Submitted by:	Michael Butler (imb@...)

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