doc: Mention the effects of AC_SYS_LARGEFILE.

[gnulib.git] / doc / glibc-functions / statfs.texi

diff --git a/doc/glibc-functions/statfs.texi b/doc/glibc-functions/statfs.texi
index b2182b1..8fcee65 100644 (file)
--- a/doc/glibc-functions/statfs.texi
+++ b/doc/glibc-functions/statfs.texi
@@ -13,4 +13,9 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 AIX 5.1, mingw, Interix 3.5, BeOS.
+@item
+On platforms where @code{f_blocks} in @samp{struct statfs} is a 32-bit
+value, this function may not work correctly on files systems larger than
+4 TiB.  The fix is to use the @code{AC_SYS_LARGEFILE} macro.  This affects
+MacOS X.
 @end itemize