[glib] Document G_THREADS_IMPL_WIN32

[Matthias Clasen <matthiasc src gnome org>]

commit a485a0e56504437ba88cfac2309ab4d18f7a32fc
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Sep 24 19:04:46 2011 -0400

    Document G_THREADS_IMPL_WIN32

 docs/reference/glib/glib-sections.txt |    1 +
 glib/gthread.c                        |    8 +++++++-
 2 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/docs/reference/glib/glib-sections.txt b/docs/reference/glib/glib-sections.txt
index 17e2e72..5464542 100644
--- a/docs/reference/glib/glib-sections.txt
+++ b/docs/reference/glib/glib-sections.txt
@@ -578,6 +578,7 @@ GSourcePrivate
 <SUBSECTION>
 G_THREADS_ENABLED
 G_THREADS_IMPL_POSIX
+G_THREADS_IMPL_WIN32
 G_THREADS_IMPL_NONE
 
 <SUBSECTION>
diff --git a/glib/gthread.c b/glib/gthread.c
index 372f8d4..bd83344 100644
--- a/glib/gthread.c
+++ b/glib/gthread.c
@@ -127,7 +127,13 @@
  * G_THREADS_IMPL_POSIX:
  *
  * This macro is defined if POSIX style threads are used.
- **/
+ */
+
+/**
+ * G_THREADS_IMPL_WIN32:
+ *
+ * This macro is defined if Windows style threads are used.
+ */
 
 /**
  * G_THREADS_ENABLED: