ALSA: uapi: Make alsa asound.h header more portable

This header is used as-is in the alsa-lib userland library,
which is portable to other operating systems.
For this reason, include linux/types.h only on Linux systems.

Add sys/ioctl.h for _IOR/_IOW/etc. (works at least on *BSD and Solaris).

Signed-off-by: Thomas Klausner <wiz@NetBSD.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h
index a82108e5d1c0ccfb627daf84ac80b153fe123f66..67bf49d8c94407ca6fe5547e7ce07ef992bab3fc 100644 (file)
--- a/include/uapi/sound/asound.h
+++ b/include/uapi/sound/asound.h
@@ -23,7 +23,11 @@
 #ifndef _UAPI__SOUND_ASOUND_H
 #define _UAPI__SOUND_ASOUND_H
 
+#if defined(__KERNEL__) || defined(__linux__)
 #include <linux/types.h>
+#else
+#include <sys/ioctl.h>
+#endif
 
 #ifndef __KERNEL__
 #include <stdlib.h>