How do I set my CLASSPATH for servlets?
for details on using servlet.jar. Finally, there are several folders, labeled per operating system. (For Tomcat 3.2.1, these folders are called “linux,” “netware,” and “win32.”) These folders contain binary files that may be necessary to integrate Tomcat with your Web server on these platforms. Note that you can always run Tomcat standalone without any of these binary files. Check the documentation on the Jakarta Tomcat Web site for details on the use of these files.