[BZ #5762]

[BZ #5762]

	* posix/getopt.c (_getopt_internal_r): Clarify error message by
	putting offending option character in quotes.  Clean up error
	messages.
	* po/be.po: Adjust msgstr in translation file.
	* po/bg.po: Likewise.
	* po/ca.po: Likewise.
	* po/cs.po: Likewise.
	* po/da.po: Likewise.
	* po/de.po: Likewise.
	* po/es.po: Likewise.
	* po/fr.po: Likewise.
	* po/hr.po: Likewise.
	* po/ko.po: Likewise.
	* po/nl.po: Likewise.
	* po/rw.po: Likewise.
	* po/sk.po: Likewise.
	* po/sv.po: Likewise.
	* po/tr.po: Likewise.
	* po/zh_CN.po: Likewise.
	* po/zh_TW.po: Likewise.