Patch to docstring of function string-match.

[Francis Litterio]

The documentation string for function string-match doesn't mention the
closely related function match-string.  This patch (against the current
CVS sources) fixes that.

Hope this helps.
--
Francis Litterio
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http://world.std.com/~franl/
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--- search.c.~1.170.~   2002-09-29 15:59:33.000000000 -0400
+++ search.c    2002-11-21 11:07:43.000000000 -0500
@@ -419,7 +419,9 @@
 If third arg START is non-nil, start search at that index in STRING.
 For index of first char beyond the match, do (match-end 0).
 `match-end' and `match-beginning' also give indices of substrings
-matched by parenthesis constructs in the pattern.  */)
+matched by parenthesis constructs in the pattern.  You can also use
+function match-string to extract substrings matched by parenthesis
+constructions in the pattern. */)
      (regexp, string, start)
      Lisp_Object regexp, string, start;
 {