One hilarious one is basename(3), which is two functions with different behavior, but the same name. The one you get depends on which headers you include, and w

One hilarious one is basename(3), which is two functions with different behavior, but the same name. The one you get depends on which headers you include, and what _GNU_SOURCE is set to. See http://man7.org/linux/man-pages/man3/basename.3.html http://man7.org/linux/man-pages/man3/basename.3.html for the manpage.