diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 0aa24996d..39a15c1ed 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,7 @@
+Thu Jun 28 22:19:08 2001  Christopher Faylor <cgf@cygnus.com>
+
+	* fhandler_dsp.cc (fhandler_dev_dsp::ioctl): Return 0 for success.
+
 Wed Jun 27 22:19:07 2001  Christopher Faylor <cgf@cygnus.com>
 
 	* path.cc (path_conv::check): Add signal protection here since
diff --git a/winsup/cygwin/fhandler_dsp.cc b/winsup/cygwin/fhandler_dsp.cc
index a62fdb1d3..5c9b2f918 100644
--- a/winsup/cygwin/fhandler_dsp.cc
+++ b/winsup/cygwin/fhandler_dsp.cc
@@ -524,7 +524,7 @@ fhandler_dev_dsp::ioctl (unsigned int cmd, void *ptr)
 	audiofreq_ = 8000;
 	audiobits_ = 8;
 	audiochannels_ = 1;
-	return 1;
+	return 0;
 
       CASE (SNDCTL_DSP_GETBLKSIZE)
 	*intptr = Audio::BLOCK_SIZE;
@@ -546,7 +546,7 @@ fhandler_dev_dsp::ioctl (unsigned int cmd, void *ptr)
 	    if (s_audio->open (audiofreq_, nBits, audiochannels_) == true)
 	      {
 		audiobits_ = nBits;
-		return 1;
+		return 0;
 	      }
 	    else
 	      {
@@ -562,7 +562,7 @@ fhandler_dev_dsp::ioctl (unsigned int cmd, void *ptr)
 	if (s_audio->open (*intptr, audiobits_, audiochannels_) == true)
 	  {
 	    audiofreq_ = *intptr;
-	    return 1;
+	    return 0;
 	  }
 	else
 	  {
@@ -579,7 +579,7 @@ fhandler_dev_dsp::ioctl (unsigned int cmd, void *ptr)
 	if (s_audio->open (audiofreq_, audiobits_, nChannels) == true)
 	  {
 	    audiochannels_ = nChannels;
-	    return 1;
+	    return 0;
 	  }
 	else
 	  {
@@ -609,7 +609,7 @@ fhandler_dev_dsp::ioctl (unsigned int cmd, void *ptr)
 	debug_printf ("ptr %p nblocks %d leftblocks %d left bytes %d ",
 		      ptr, nBlocks, leftblocks, left);
 
-	return 1;
+	return 0;
       }
       break;
 
@@ -617,7 +617,7 @@ fhandler_dev_dsp::ioctl (unsigned int cmd, void *ptr)
       {
 	// Fake!! esound & mikmod require this on non PowerPC platforms.
 	//
-	return 1;
+	return 0;
       }
       break;