You need to tell us more before we can answer your question. For example, what sort of operating system are you using?
Check out the auto-update tools for your OS, eg. Debian/Ubuntu uses apt-get, RedHat uses yum, etc. The package you want to install is probably called something like php5-gd.
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More info
You need to tell us more before we can answer your question. For example, what sort of operating system are you using?
Check out the auto-update tools for your OS, eg. Debian/Ubuntu uses apt-get, RedHat uses yum, etc. The package you want to install is probably called something like php5-gd.
If you're on Ubuntu 8.04 LTS
@lovelys: If you're on Ubuntu 8.04 the following worked for me http://drupal.org/node/134331#comment-1120427