type "man 3p pwrite" on your local up-to-date Linux box) Or, of course, type "man 3p write" into Google, there are many man-page sites. I typically use die.ne

type "man 3p pwrite" on your local up-to-date Linux box) Or, of course, type "man 3p write" into Google, there are many man-page sites. I typically use die.net [1] which is among my top search hits. It could do with some cleaning of the web versions, but it's fine. [1] https://linux.die.net/man/3/pwrite https://linux.die.net/man/3/pwrite