localhost whisper # emerge pidgin
Calculating dependencies /
!!! All ebuilds that could satisfy "gnome-extra/evolution-data-server" have been masked.
!!! One of the following masked packages is required to complete your request:
- gnome-extra/evolution-data-server-1.12.3 (masked by: required EAPI 1, supported EAPI 0)
- gnome-extra/evolution-data-server-1.12.1 (masked by: required EAPI 1, supported EAPI 0)
- gnome-extra/evolution-data-server-1.12.2-r1 (masked by: required EAPI 1, supported EAPI 0)
- gnome-extra/evolution-data-server-1.10.3.1 (masked by: required EAPI 1, supported EAPI 0)

For more information, see MASKED PACKAGES section in the emerge man page or
refer to the Gentoo Handbook.
(dependency required by "net-im/pidgin-2.3.1" [ebuild])