-@code{(@var{field} @var{value} @code{[-} @var{restrict} @code{[-} @var{restrict} @code{[@dots{}]}@code{]]}
-@var{split})}: If the split is a list, the first element of which is a
-string, then store the message as specified by @var{split}, if header
-@var{field} (a regexp) contains @var{value} (also a regexp). If
-@var{restrict} (yet another regexp) matches some string after
-@var{field} and before the end of the matched @var{value}, the
-@var{split} is ignored. If none of the @var{restrict} clauses match,
-@var{split} is processed.
+@code{(@var{field} @var{value} @code{[-} @var{restrict}
+@code{[@dots{}]}@code{]} @var{split})}: If the split is a list, the
+first element of which is a string, then store the message as
+specified by @var{split}, if header @var{field} (a regexp) contains
+@var{value} (also a regexp). If @var{restrict} (yet another regexp)
+matches some string after @var{field} and before the end of the
+matched @var{value}, the @var{split} is ignored. If none of the
+@var{restrict} clauses match, @var{split} is processed.