K 10
svn:author
V 8
bdrewery
K 8
svn:date
V 27
2016-02-19T00:41:24.289510Z
K 7
svn:log
V 333
Avoid reading .depend.* in simple cases where not needed.

This will speed up some tree-walks with FAST_DEPEND which otherwise
would include length(SRCS) .depend files.

This also uses a trick suggested by sjg@ to still read them in when
specifying _V_READ_DEPEND=1 in the env/make args.

Sponsored by:	EMC / Isilon Storage Division

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