Add reference to POSIX.

[pspp] / doc / headers / stdio.texi

diff --git a/doc/headers/stdio.texi b/doc/headers/stdio.texi
index c5a8c8fcf8054a8ac3549072ffabc2b286c95b0a..c4136163488c19d381d0403f34a9af3389d94e81 100644 (file)
--- a/doc/headers/stdio.texi
+++ b/doc/headers/stdio.texi
@@ -1,6 +1,8 @@
 @node stdio.h
 @section @file{stdio.h}
 
+POSIX specification: @url{http://www.opengroup.org/susv3xbd/stdio.h.html}
+
 Gnulib module: stdio
 
 Portability problems fixed by Gnulib: