K 10
svn:author
V 2
ru
K 8
svn:date
V 27
2002-11-01T08:40:32.000000Z
K 7
svn:log
V 187
Document the confusing behavior that the .if conditional defaults
to defined(), e.g., ``.if 1'' is equivalent to ``.if defined(1)'',
which is only true when the ${1} variable is defined.

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