/* Searching in a string.
- Copyright (C) 2001-2003, 2006, 2009-2011 Free Software Foundation, Inc.
+ Copyright (C) 2001-2003, 2006, 2009-2012 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
[this restriction is needed because of BIG5, BIG5-HKSCS, GBK, GB18030,
Shift_JIS, JOHAB], and
3. does not consist entirely of decimal digits, or has at least length 4
- [this restricion is needed because of GB18030].
+ [this restriction is needed because of GB18030].
This function is also safe to be called, even in a multibyte locale, if
HAYSTACK and NEEDLE are known to both consist solely of printable ASCII
characters excluding '\\' and '~'. */