help!! emerge -uD world出错！

壳壳

bash-2.05b# emerge -uD world
Calculating world dependencies \
!!! All ebuilds that could satisfy ">=sys-devel/gcc-3.4" have been masked.
!!! One of the following masked packages is required to complete your request:
- sys-devel/gcc-3.4.2-r2 (masked by: -* keyword)
- sys-devel/gcc-3.4.1-r3 (masked by: -* keyword)
- sys-devel/gcc-3.4.3 (masked by: -* keyword)
- sys-devel/gcc-3.4.3-r1 (masked by: -* keyword)

For more information, see MASKED PACKAGES section in the emerge man page or
section 2.2 "Software Availability" in the Gentoo Handbook.
!!!    (dependency required by "dev-dotnet/mono-1.0.4-r1" [ebuild])


!!! Problem with ebuild dev-util/monodevelop-0.5.1-r2
!!! Possibly a DEPEND/*DEPEND problem.

!!! Depgraph creation failed.

怎么办？能不能跳过这个包？

xiaweiyi

1 不升级了
2 如何安装一个被mask的包，handbook里有说明。请查阅http://gentoo.linuxsir.cn 与 http://www.gentoo.org

壳壳

不是想安装被mask的包。
而是想跳过它继续装下面的。
我使用emerge --resume --skipfirst 无效。