ドライバーのインストールを実行した後、fglrx-install.logファイルにあるいくつかの前提条件をインストールする必要があるというエラーが表示され、そこでこれを見つけました
NOTE: If your system has logged the missing packages required for installation, install them in the order as per the log file to resolve package-dependency issues.
Package dh-modaliases is missing from the system. Install it using the command apt-get install dh-modaliases.
Package execstack is missing from the system. Install it using the command apt-get install execstack.
Package dpkg-dev is missing from the system. Install it using the command apt-get install dpkg-dev.
Package debhelper is missing from the system. Install it using the command apt-get install debhelper.
そして、debhelperを除いてすべて問題なくインストールしましたが、このエラーが発生します
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:
debhelper : Depends: dpkg-dev (>= 1.17.0) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.