$NetBSD: patch-ad,v 1.1 2001/05/16 02:27:53 fredb Exp $

--- ../src/unix/acinclude.m4.orig	Mon Feb 12 15:59:05 2001
+++ ../src/unix/acinclude.m4
@@ -149,10 +149,16 @@
 AC_DEFUN(AC_HAVE_OSS,
 [AC_CACHE_CHECK([for Open Sound System], ac_cv_oss,
   AC_TRY_COMPILE([#include <sys/soundcard.h>],[OPEN_SOUND_SYSTEM;],
-    ac_cv_oss="yes", ac_cv_oss="no"))
+    ac_cv_oss="yes",
+    AC_TRY_COMPILE([#include <soundcard.h>],[SOUND_VERSION;],
+      ac_cv_oss="yes", ac_cv_oss="no")))
 if $test "$ac_cv_oss" = "yes" -a -e /dev/dsp; then
   AC_DEFINE(HAVE_OSS,1)
   AC_DEFINE(OSS_DEVICE,"/dev/dsp")
+elif $test "$ac_cv_oss" = "yes" -a -e /dev/audio; then
+  AC_DEFINE(HAVE_OSS,1)
+  AC_DEFINE(OSS_DEVICE,"/dev/audio")
+  AC_CHECK_LIB([ossaudio], [_oss_ioctl])
 fi])
 
 AC_DEFUN(AC_C_BYTEORDER,