From 74fcb122f0afa8be19b691e720c35f5730175f96 Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <pfalcon@users.sourceforge.net>
Date: Sat, 28 Jan 2017 14:46:58 +0300
Subject: [PATCH] docs/usocket: Elaborate "Constants" section.

---
 docs/library/usocket.rst | 26 +++++++++++++++++++-------
 1 file changed, 19 insertions(+), 7 deletions(-)

diff --git a/docs/library/usocket.rst b/docs/library/usocket.rst
index 64afa6f59b..16ba66c2b9 100644
--- a/docs/library/usocket.rst
+++ b/docs/library/usocket.rst
@@ -74,21 +74,33 @@ Constants
 ---------
 
 .. data:: socket.AF_INET
+          socket.AF_INET6
 
-   family types
+   Address family types. Availability depends on a particular board.
 
 .. data:: socket.SOCK_STREAM
-.. data:: socket.SOCK_DGRAM
+          socket.SOCK_DGRAM
 
-   socket types
+   Socket types.
 
 .. data:: socket.IPPROTO_UDP
-.. data:: socket.IPPROTO_TCP
-.. only:: port_wipy
+          socket.IPPROTO_TCP
 
-   .. data:: socket.IPPROTO_SEC
+   IP protocol numbers.
 
-      protocol numbers
+.. data:: socket.SOL_*
+
+   Socket option levels (an argument to ``setsockopt()``). The exact inventory depends on a board.
+
+.. data:: socket.SO_*
+
+   Socket options (an argument to ``setsockopt()``). The exact inventory depends on a board.
+
+Constants specific to WiPy:
+
+.. data:: socket.IPPROTO_SEC
+
+    Special protocol value to create SSL-compatible socket.
 
 class socket
 ============