我使用emerge来检查ebuild的状态,我得到了这个:
gentoo ~ # emerge -pv libvirt
These are the packages that would be merged, in order:
Calculating dependencies... done!
[ebuild R ] app-emulation/libvirt-0.9.10-r4 USE="libvirtd lxc nls policykit python udev -avahi* -caps -debug -iscsi -lvm -macvtap -nfs -numa -openvz -parted -pcap -phyp -qemu -sasl* (-selinux) -uml -virt-network* -virtualbox* -xen" 0 kB
USE 标签 avahi*, virt-network*, sasl*, virt-network* virtualbox* ,这些标签中的“*”是什么意思。谢谢。我认为这些软件包已经安装。对?