Hi, arches. evolution uses networkmanager, so there's a new USE flag in the currently masked 2.18.x version. Please either keyword net-misc/networkmanager or mask the networkmanager USE flag.
Masking use-flag on ia64, since networkmanager depends on libnl which doesn't compile on ia64.
No wpa_supplicant hence no networkmanager. USE=networkmanager is now masked for HPPA.
On alpha same as hppa, so networkmanager is now use.masked. Closing.