13.2. Sections

Manual pages are grouped into sections. Each section contains manual pages for a specific category of documentation:

Section NumberCategory
1General Commands
2System Calls
3Library Functions
4Kernel Interfaces
5File Formats
8System Manager
9Kernel Developer

All FreeBSD documents are available for download at https://download.freebsd.org/ftp/doc/

Questions that are not answered by the documentation may be sent to <freebsd-questions@FreeBSD.org>.
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