vasnprintf: Add more tests.

[gnulib.git] / doc / posix-functions / free.texi

diff --git a/doc/posix-functions/free.texi b/doc/posix-functions/free.texi
index a407dc2..2ef3dda 100644 (file)
--- a/doc/posix-functions/free.texi
+++ b/doc/posix-functions/free.texi
@@ -2,14 +2,17 @@
 @section @code{free}
 @findex free
 
-POSIX specification: @url{http://www.opengroup.org/susv3xsh/free.html}
+POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/free.html}
 
 Gnulib module: free
 
 Portability problems fixed by Gnulib:
 @itemize
 @item
-On old platforms, @code{free (NULL)} is not allowed.
+On old platforms such as SunOS4, @code{free (NULL)} fails.
+However, since all such systems are so old as to no longer
+be considered ``reasonable portability targets,''
+this module is no longer useful.
 @end itemize
 
 Portability problems not fixed by Gnulib: