@itemize
@item
This function is missing on some platforms:
-mingw, BeOS.
+Minix 3.1.8, mingw, MSVC 9, BeOS.
+@item
+On platforms where @code{rlim_t} is a 32-bit type, this function does not
+allow to set limits larger than 4 GB, such as for RLIMIT_FSIZE. The fix is
+to use the @code{AC_SYS_LARGEFILE} macro.
@end itemize