Where can the library of time zone files usually be found?

The library of time zone files is typically located in the directory /usr/share/zoneinfo. This is a standard location in many Unix-like operating systems where the system's time zone configuration files are stored. These files contain the necessary data for the system to correctly interpret and manage time based on various global time zones.

The /etc/zoneinfo directory is not commonly used for time zone files; instead, this directory is generally associated with configuration files and other settings. The /share/zoneinfo and /usr/local/share/timezones directories are also not standard locations for time zone files.

Using the /usr/share/zoneinfo directory facilitates the proper functioning of commands related to time zone adjustments, such as changing the system's time zone or displaying the current time in different zones. Overall, having a designated and standardized directory for time zone files is crucial for consistent system behavior across various Linux distributions.