[gnome-games] Use G_OS_WIN32 here instead of a nonexistent #define

[Christian Persch <chpe src gnome org>]

commit 73e6a56ffc659e71d8547ed63f2379a06ae27ed5
Author: Christian Persch <chpe gnome org>
Date:   Fri Jun 12 17:09:44 2009 +0200

    Use G_OS_WIN32 here instead of a nonexistent #define

 libgames-support/games-sound.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/libgames-support/games-sound.c b/libgames-support/games-sound.c
index 26ebf8f..15aed72 100644
--- a/libgames-support/games-sound.c
+++ b/libgames-support/games-sound.c
@@ -164,8 +164,7 @@ games_sound_init (void)
 /* Sounds don't sound good on Windows unless the buffer size is 4k,
  * but this seems to cause strange behaviour on other systems,
  * such as a delay before playing the sound. */
-#ifdef WIN32_NATIVE
-#define BUF_SIZE (4096)
+#ifdef G_OS_WIN32
   const size_t buf_size = 4096;
 #else
   const size_t buf_size = 1024;