在 Debian不稳定（amd64）内进行 dist 升级后，我无法再使用 32 位程序，因为ia32-libs无法安装：
# apt-get install ia32-libs
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
ia32-libs : Depends: ia32-libs-i386
E: Unable to correct problems, you have held broken packages.
# apt-get install ia32-libs-i386
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
ia32-libs-i386:i386 : Depends: libcups2:i386 (>= 1.4.4-7+squeeze1) but it is not going to be installed
Depends: libcurl3:i386 (>= 7.21.0-2) but it is not going to be installed
Depends: libgssapi-krb5-2:i386 (>= 1.8.3+dfsg-4squeeze2) but it is not going to be installed
Depends: libk5crypto3:i386 (>= 1.8.3+dfsg-4squeeze2) but it is not going to be installed
Depends: libkrb5-3:i386 (>= 1.8.3+dfsg-4squeeze2) but it is not going to be installed
Depends: libkrb5support0:i386 (>= 1.8.3+dfsg-4squeeze2) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
我能做什么，运行例如 google-earth？
答案1
Debian 多架构已经有一段时间了（尤其是 sid）。您可以通过将 32 位库i386作为架构添加到系统中来直接安装。请参阅Debian wheeze 发行说明了解详情。简而言之：
dpkg --add-architecture i386
apt-get update