2003-07-11  Jerry Quinn  <jlquinn@optonline.net>

	* include/bits/basic_ios.h (copyfmt): Document.
	* include/bits/ios_base.h (event, event_callback, register_callback,
	xalloc, iword, pword):  Document.
	(imbue, ~ios_base): Update docs on callbacks.

From-SVN: r69235