man7.org
URL: man7.org
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Description:
The website provides a detailed manual page for the ioctl(2) system call in Linux, offering information on its purpose, usage, and parameters. It explains how ioctl() is used to manipulate device parameters of special files, such as terminals, and outlines the arguments required for the call. The page covers the return values, possible errors, and historical context of the ioctl() function, including variations in different UNIX versions. Additionally, it delves into the structure of ioctl op values and how they are encoded to specify different operations and drivers.
Added on: October 4, 2025
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Evelyn Young Nov 9, 2025
I found the manual page on man7.org for the ioctl(2) system call in Linux to be confusing and lacking in clear explanations. Not recommended.