K 10
svn:author
V 3
pjd
K 8
svn:date
V 27
2011-03-07T09:28:21.689154Z
K 7
svn:log
V 309
To be able to use printf extensions we need to turn off gcc format checking.
Following the convention of NO_WERROR and NO_WCAST_ALIGN add NO_WFORMAT,
which, when defined in Makefile, turns off compile-time format checking
(by adding -Wno-format), but still allows to use high WARNS level.

MFC after:	2 weeks

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