Changed location of asoundlib.h from sys dir to alsa dir.

(it means that official location is '#include <alsa/asoundlib.h>')

include/Makefile.am

@@ -1,5 +1,5 @@
-sysincludedir = ${includedir}/sys
-sysinclude_HEADERS = asoundlib.h
+alsaincludedir = ${includedir}/alsa
+alsainclude_HEADERS = asoundlib.h
 
 # This is the order they will be concatenated into asoundlib.h!
 #
@@ -39,3 +39,7 @@ stamp-vh: $(top_builddir)/configure.in
 	-@rm -f ver.tmp
 
 INCLUDES=-I$(top_srcdir)/include
+
+install-exec-hook:
+	rm -f $(alsaincludedir)/asoundef.h
+	(cd $(DESTDIR)$(alsaincludedir) && $(LN_S) ../sound/asoundef.h asoundef.h)

include/header.h

@@ -28,7 +28,9 @@
 #ifndef __ASOUNDLIB_H
 #define __ASOUNDLIB_H
 
-#include <sound/asoundef.h>
+#ifndef __ASOUNDEF_H
+#include <alsa/asoundef.h>
+#endif
 #include <unistd.h>
 #include <stdio.h>
 #include <stdlib.h>

include/local.h

@@ -74,6 +74,7 @@ typedef struct sndrv_seq_event snd_seq_event_t;
 #define _snd_timer_status sndrv_timer_status
 
 #include <sound/asound.h>
+#include <sound/asoundef.h>
 #include <sound/asequencer.h>
 #include "asoundlib.h"
 #include "list.h"