Add reference to POSIX.

[pspp] / doc / headers / sys_statvfs.texi

diff --git a/doc/headers/sys_statvfs.texi b/doc/headers/sys_statvfs.texi
index 02941af3ff5e2898f2d0f1ef42289632299b7c9f..8c4bffc3b4f2720d2247fca9a5e4e9d4aa8befb5 100644 (file)
--- a/doc/headers/sys_statvfs.texi
+++ b/doc/headers/sys_statvfs.texi
@@ -1,6 +1,8 @@
 @node sys/statvfs.h
 @section @file{sys/statvfs.h}
 
+POSIX specification: @url{http://www.opengroup.org/susv3xbd/sys/statvfs.h.html}
+
 Gnulib module: ---
 
 Portability problems fixed by Gnulib: