start _\b~) _\bz dot _\b~. _\bz comma _\b~, _\bz semicolon _\b~; _\bz colon _\b~: _\bz quest _\b~? _\bz excl
_\b~! _\bz paren _\b~) _\bz bracket _\b~] _\bz bar | _\bm op paren (_\ba op bracket [_\ba
+ quoted punctuation: _\ba (_\bb | _\bc) _\bd, b\bbo\bol\bld\bd.
+
OpenBSD August 21, 2014 OpenBSD