K 10
svn:author
V 3
jtc
K 8
svn:date
V 27
1993-08-17T16:06:00.000000Z
K 7
svn:log
V 287
1003.2 requires that lexical comparisons be done in locale specific manner,
so we have to use strcoll() instead of strcmp().
1003.2 requires that a null string be returned if a string does not match
a \( \) subexpression.
Replaced fprintf/exit with calls to err and errx as appropriate.

END