From 85f67c22e4ad0e17686f32f4177bb19e568e2609 Mon Sep 17 00:00:00 2001
From: Georg Brandl <georg@python.org>
Date: Sun, 16 Nov 2008 19:08:36 +0100
Subject: [PATCH] #41: Recognize C functions as autodocumentable.

---
 sphinx/ext/autodoc.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sphinx/ext/autodoc.py b/sphinx/ext/autodoc.py
index db9b71653..6d62c23ca 100644
--- a/sphinx/ext/autodoc.py
+++ b/sphinx/ext/autodoc.py
@@ -541,7 +541,8 @@ class RstGenerator(object):
                 continue
 
             if what == 'module':
-                if isinstance(member, types.FunctionType):
+                if isinstance(member, (types.FunctionType,
+                                       types.BuiltinFunctionType)):
                     memberwhat = 'function'
                 elif isinstance(member, types.ClassType) or \
                      isinstance(member, type):