不知何故，我的 Ubuntu 安装找不到我认为非常常见的软件包......
E: Unable to locate package php5-curl
E: Unable to locate package php5-gd
我知道这与我的来源有关，但是，我不确定我需要哪个来源或这些包将包含在哪个来源中。
这些是我运行的命令
sudo apt-get install php5-curl
sudo apt-get install php5-gd
以下是内容/etc/apt/sources.list：
# deb cdrom:[Ubuntu 11.10 _Oneiric Ocelot_ - Release amd64 (20111012)]/ dists/oneiric/main/binary-i386/
# deb cdrom:[Ubuntu 11.10 _Oneiric Ocelot_ - Release amd64 (20111012)]/ oneiric main restricted
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
## Major bug fix updates produced after the final release of the
## distribution. …