Move several *_SUPER_MAGIC symbols to include/linux/magic.h.

Signed-off-by: Jeff Garzik <jeff@garzik.org>

include/linux/iso_fs.h

@@ -2,6 +2,8 @@
 #define _ISOFS_FS_H
 
 #include <linux/types.h>
+#include <linux/magic.h>
+
 /*
  * The isofs filesystem constants/structures
  */
@@ -160,6 +162,4 @@ struct iso_directory_record {
 #define ISOFS_BUFFER_SIZE(INODE) ((INODE)->i_sb->s_blocksize)
 #define ISOFS_BUFFER_BITS(INODE) ((INODE)->i_sb->s_blocksize_bits)
 
-#define ISOFS_SUPER_MAGIC 0x9660
-
-#endif
+#endif /* _ISOFS_FS_H */