РЕШЕНО emerge --update ... Blocked Packages

Послдение строки с ошибкой:
[blocks B ]

* Error: The above package list contains packages which cannot be
* installed at the same time on the same system.

('ebuild', '/', 'sys-apps/man-pages-posix-2003a', 'merge') pulled in by
sys-apps/man-pages-posix required by ('ebuild', '/', 'sys-apps/man-pages-3.20', 'merge')

For more information about Blocked Packages, please refer to the following
section of the Gentoo Linux x86 Handbook (architecture is irrelevant):

http://www.gentoo.org/doc/en/handbook/handbook-x86.xml?full=1#blocked

!!! The following installed packages are masked:
- net-irc/bitchx-1.1-r4 (masked by: package.mask)
/usr/portage/profiles/package.mask:
# Markus Ullmann (7 Jul 2008)
# mask for security bug #190667

For more information, see the MASKED PACKAGES section in the emerge
man page or refer to the Gentoo Handbook.

* IMPORTANT: 1 news items need reading for repository 'gentoo'.
* Use eselect news to read news items.

Не пойму что надо удалить.