doc: Mention the effects of AC_SYS_LARGEFILE.

[pspp] / doc / posix-functions / setrlimit.texi

diff --git a/doc/posix-functions/setrlimit.texi b/doc/posix-functions/setrlimit.texi
index bc223aa41693787da4f9ddc4974da9ca680a8838..a3abf0e7ca40162de411879b2ca5356f3e78fad3 100644 (file)
--- a/doc/posix-functions/setrlimit.texi
+++ b/doc/posix-functions/setrlimit.texi
@@ -15,4 +15,8 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 mingw, 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