K 10
svn:author
V 6
eadler
K 8
svn:date
V 27
2012-06-19T06:18:42.394406Z
K 7
svn:log
V 153
Add __unused macros to appropriate places in order to allow building
with WARNS=6 on base gcc, gcc46, and clang

Approved by:	cperciva
MFC after:	1 week

END