NAME the function name with a phrase describing it SYNOPSIS unless in libc, the compile line cc [ flag ... ] file ... -l [ library ... ] followed by #include file(s) function prototype DESCRIPTION At least a paragraph stating what the function does, in- cluding description of each argument. RETURN VALUES All values that can be returned by the function. ERRORS The error name and an explanation for each condition that can cause the function to fail. EXAMPLES Any C program or fragment that demonstrates the use of this function. Provide a brief explanation for each example. USAGE Anything the user would need to know about using this function. For example, it is only available to dynamically-linked processes, or it should be avoided in multithreaded applications. ATTRIBUTES Must include Interface Stability and MT-Level (sections 2, 3*). See attributes(5). SEE ALSO List all man page that relate to this command or are mentioned on this man page.