bswap.h: Include <endian.h> on Haiku for bswap operations

Haiku puts the bswap* functions in <endian.h>; pull in that
include file on that platform.

Signed-off-by: David Carlier <[email protected]>
Reviewed-by: Peter Maydell <[email protected]>
Reviewed-by: Thomas Huth <[email protected]>
Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
Signed-off-by: Peter Maydell <[email protected]>
Message-id: [email protected]
[PMM: Expanded commit message]
Reviewed-by: Peter Maydell <[email protected]>
Signed-off-by: Peter Maydell <[email protected]>

Author: devnexen

include/qemu/bswap.h

@@ -8,6 +8,8 @@
 # include <machine/bswap.h>
 #elif defined(__FreeBSD__)
 # include <sys/endian.h>
+#elif defined(__HAIKU__)
+# include <endian.h>
 #elif defined(CONFIG_BYTESWAP_H)
 # include <byteswap.h>