bug#4731: 23.1; doc string of `tags-search'

[Drew Adams]

Signature: (tags-search REGEXP &optional FILE-LIST-FORM)
 
Doc string:
 
 Search through all files listed in tags table for match for regexp.
 Stops when a match is found.
 To continue searching for next match, use command M-,.
 See documentation of variable `tags-file-name'.
 
The doc string needs to describe the arguments.
In particular, please describe the FILE-LIST-FORM argument.
 

In GNU Emacs 23.1.1 (i386-mingw-nt5.1.2600)
 of 2009-07-29 on SOFT-MJASON
Windowing system distributor `Microsoft Corp.', version 5.1.2600
configured using `configure --with-gcc (4.4)'