mhelp
mhelp is a command-line utility found on some Unix-like operating systems, particularly those derived from or heavily influenced by the original AT&T Unix. Its primary function is to display manual pages, which are the built-in documentation for commands, system calls, and other software components.
To use mhelp, a user typically types "mhelp" followed by the name of the program or topic
The content of manual pages is organized into sections, often including a name, synopsis, description, options,