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examples/audio_out.c : Fix gcc-4.3 compiler warning.

--- a/ChangeLog

+++ b/ChangeLog

@@ -1,3 +1,8 @@

+2008-10-22  Erik de Castro Lopo  <erikd AT mega-nerd DOT com>

+

+    * examples/audio_out.c

+    Fix gcc-4.3 compiler warning.

+

 2008-10-17  Erik de Castro Lopo  <erikd AT mega-nerd DOT com>

     * doc/faq.html

--- a/examples/audio_out.c

+++ b/examples/audio_out.c

@@ -119,7 +119,7 @@

 {	LINUX_AUDIO_OUT *linux_out ;

 	static float float_buffer [BUFFER_LEN] ;

 	static short buffer [BUFFER_LEN] ;

-	int		k, readcount ;

+	int		k, readcount, ignored ;

 	if ((linux_out = (LINUX_AUDIO_OUT*) audio_out) == NULL)

 	{	printf ("linux_play : AUDIO_OUT is NULL.\n") ;

@@ -134,7 +134,7 @@

 	while ((readcount = callback (callback_data, float_buffer, BUFFER_LEN / linux_out->channels)))

 	{	for (k = 0 ; k < readcount * linux_out->channels ; k++)

 			buffer [k] = lrint (32767.0 * float_buffer [k]) ;

-		write (linux_out->fd, buffer, readcount * linux_out->channels * sizeof (short)) ;

+		ignored = write (linux_out->fd, buffer, readcount * linux_out->channels * sizeof (short)) ;

 		} ;

 	return ;