Taken from man man
Section Number | Description |
---|---|
1 | Executable programs or shell commands |
2 | System calls (functions provided by the kernel) |
3 | Library calls (functions within program libraries) |
4 | Special files (usually found in /dev) |
5 | File formats and conventions eg /etc/passwd |
6 | Games |
7 | Miscellaneous (including macro packages and conventions), e.g. man(7), groff(7) |
8 | System administration commands (usually only for root) |
9 | Kernel routines [Non standard] |