+
+/*
+
+@deftypefun int xatexit (void (*@var{fn}) (void))
+
+Behaves as the standard @code{atexit} function, but with no limit on
+the number of registered functions. Returns 0 on success, or @minus{}1 on
+failure. If you use @code{xatexit} to register functions, you must use
+@code{xexit} to terminate your program.
+
+@end deftypefun
+
+*/
+