These functions were placed here because none of the other categories seemed to fit.
No external libraries are needed to build this extension.
There is no installation needed to use these functions; they are part of the PHP core.
The behaviour of these functions is affected by settings in php.ini.
Table 1. Misc. Configuration Options
Here's a short explanation of the configuration directives.
TRUE by default. If changed to FALSE scripts will be terminated as soon as they try to output something after a client has aborted their connection.
See also ignore_user_abort().
Colors for Syntax Highlighting mode. Anything that's acceptable in <font color="??????"> would work.
Name (e.g.: browscap.ini) and location of browser capabilities file. See also get_browser().
This extension has no resource types defined.