make Licq (pthread error)

Ahoj, nainstaloval jsem Gentoo a kdyz zkusim emerge licq, tak mi to napise


checking for pthread_cancel in -lc_r... no
checking for pthread_cancel in -lpthread... no
checking for pthread_cancel in -lthread... no
checking for pthread_cancel in -lpthreads... no

Please install/update your POSIX threads (pthreads) library. Updates should be
available from either your system vendor, or, for GNU/Linux systems, go to
http://pauillac.inria.fr/~xleroy/linuxthreads/.  GNU Pth can also be used if
configured with --enable-pthread.


!!! Please attach the config.log to your bug report:
!!! /var/tmp/portage/licq-1.3.0-r4/work/licq-1.3.0/config.log

!!! ERROR: net-im/licq-1.3.0-r4 failed.
!!! Function econf, Line 485, Exitcode 0
!!! econf failed
!!! If you need support, post the topmost build error, NOT this status message.

Nevite nekdo co s tim? Hledal jsem uz cele dopoledne na netu a nic. Dekuji Medic

Dotaz: make Licq (pthread error)