winealsa.drv: Do nothing if HAVE_ALSA is not defined

[Andrew Talbot]

Changelog:
    winealsa.drv: Do nothing if HAVE_ALSA is not defined.

diff --git a/dlls/winealsa.drv/waveinit.c b/dlls/winealsa.drv/waveinit.c
index 4bdaeff..450c2ca 100644
--- a/dlls/winealsa.drv/waveinit.c
+++ b/dlls/winealsa.drv/waveinit.c
@@ -25,6 +25,9 @@
  */
 
 #include "config.h"
+
+#ifdef HAVE_ALSA
+
 #include "wine/port.h"
 
 #include <stdlib.h>
@@ -65,8 +68,6 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(wave);
 
-#ifdef HAVE_ALSA
-
 /*----------------------------------------------------------------------------
 **  ALSA_TestDeviceForWine
 **