K 10
svn:author
V 6
kevans
K 8
svn:date
V 27
2020-12-05T02:23:11.359650Z
K 7
svn:log
V 138
libc: regex: factor out ISBOW/ISEOW macros

These will be reused for \b (word boundary, which matches both sides).

No functional change.

END