* libc/string/strerror.c: Fix documentation so makedoc doesn't
	stumble over a sole EAGAIN.
	* libc/string/strerror.c: Fix documentation so makedoc doesn't
	stumble over a sole EAGAIN.
	* cygwin.xsl: Allow 3 section levels in TOC.
	* new-features.xml: (ov-new1.7.32): Add new section.
	* ntsec.xml: Rename top-level section to reflect extension of topics.
	Remove old /etc/passwd, /etc/group considerations.  Add new sections
	explaining Windows to POSIX account mapping.  Make setuid sections
	third level sections.
	* pathnames.xml: Note new method of account mapping for fstab.d/$USER.
	* faq-setup.xml: Rework references to /etc/passwd and /etc/group to
	reflect changes to account handling.
	* faq-using.xml: Ditto.
	* new-features.xml: (ov-new1.7.1): Add new section.  Move old 1.7
	sections into section level 3.
	* new-features.xml: (ov-new1.7.1): Add new section.  Move old 1.7
	sections into section level 3.
	* new-features.xml: (ov-new1.7): Change section title.
	* new-features.xml: (ov-new1.7): Change section title.
	* ntsec.xml: Small improvments.
	* ntsec.xml: Small improvments.
	* uinfo.cc (pwdgrp::fetch_account_from_windows): Fix comment.
	* uinfo.cc (pwdgrp::fetch_account_from_windows): Fix comment.