From da1717b7f93b77469f980ea5e13178e4e9e7ae09 Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Thu, 8 Sep 2011 11:58:44 +0200
Subject: [PATCH] Doc about crypt functions.

* doc/posix-functions/crypt.texi: Mention need for _GNU_SOURCE on glibc
systems.
* doc/posix-functions/encrypt.texi: Likewise.
* doc/posix-functions/setkey.texi: Likewise.
---
 ChangeLog                        | 9 +++++++++
 doc/posix-functions/crypt.texi   | 4 ++++
 doc/posix-functions/encrypt.texi | 4 ++++
 doc/posix-functions/setkey.texi  | 4 ++++
 4 files changed, 21 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index aa3b895c6..7d3a85aab 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2011-09-08  Reuben Thomas  <rrt@sc3d.org>
+            Bruno Haible  <bruno@clisp.org>
+
+	Doc about crypt functions.
+	* doc/posix-functions/crypt.texi: Mention need for _GNU_SOURCE on glibc
+	systems.
+	* doc/posix-functions/encrypt.texi: Likewise.
+	* doc/posix-functions/setkey.texi: Likewise.
+
 2011-09-08  Simon Josefsson  <simon@josefsson.org>
 
 	* lib/gc.h: Fix copyright header.
diff --git a/doc/posix-functions/crypt.texi b/doc/posix-functions/crypt.texi
index b7f1927ca..24e638070 100644
--- a/doc/posix-functions/crypt.texi
+++ b/doc/posix-functions/crypt.texi
@@ -15,4 +15,8 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 FreeBSD 6.0, NetBSD 5.0, Cygwin, mingw.
+@item
+This function is not declared in @code{<unistd.h>}
+(without @code{-D_GNU_SOURCE}) on some platforms:
+glibc 2.11.
 @end itemize
diff --git a/doc/posix-functions/encrypt.texi b/doc/posix-functions/encrypt.texi
index 225f27e1e..d43cc3a8c 100644
--- a/doc/posix-functions/encrypt.texi
+++ b/doc/posix-functions/encrypt.texi
@@ -15,4 +15,8 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 NetBSD 5.0, Minix 3.1.8, Cygwin, mingw, BeOS.
+@item
+This function is not declared in @code{<unistd.h>}
+(without @code{-D_GNU_SOURCE}) on some platforms:
+glibc 2.11.
 @end itemize
diff --git a/doc/posix-functions/setkey.texi b/doc/posix-functions/setkey.texi
index d624fe8ac..3c525b09d 100644
--- a/doc/posix-functions/setkey.texi
+++ b/doc/posix-functions/setkey.texi
@@ -15,4 +15,8 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 NetBSD 5.0, Minix 3.1.8, Cygwin, mingw, BeOS.
+@item
+This function is not declared in @code{<stdlib.h>}
+(without @code{-D_GNU_SOURCE}) on some platforms:
+glibc 2.11.
 @end itemize
-- 
2.11.0