Add reference to POSIX.

[pspp] / doc / headers / sys_time.texi

diff --git a/doc/headers/sys_time.texi b/doc/headers/sys_time.texi
index 663412bcad43778fe72b611c1506ee6150aecad3..1b0e0f4d727976162efa870d9c7b3e759ec7a4b3 100644 (file)
--- a/doc/headers/sys_time.texi
+++ b/doc/headers/sys_time.texi
@@ -1,6 +1,8 @@
 @node sys/time.h
 @section @file{sys/time.h}
 
+POSIX specification: @url{http://www.opengroup.org/susv3xbd/sys/time.h.html}
+
 Gnulib module: sys_time
 
 Portability problems fixed by Gnulib: