@item
This function may list symbolic links to nonexistent files among the results,
on some platforms.
+@item
+On platforms where @code{off_t} is a 32-bit type, this function may not
+work correctly on huge directories larger than 2 GB.
+(Cf. @code{AC_SYS_LARGEFILE}.)
@end itemize
Portability problems not fixed by Gnulib: