audio/oss: Fix build on 14-CURRENT

As of dfff37765ce4ea4fd7db4d293b459dc84008f411 (1400010),
struct device on 14-CURRENT was renamed to struct _device. This
commit chases this change by adding a __FreeBSD_version CPP
conditional.

PR:			259275
Submitted by:		cy
Reported by:		cy
Reviewed by:		crees
Tested by:		cy
Approved by:		crees
MFH:			2021Q4
Differential Revision:	https://reviews.freebsd.org/D32560

audio/oss/files/patch-kernel_OS_FreeBSD_wrapper_bsddefs.h

@@ -1,6 +1,18 @@
---- kernel/OS/FreeBSD/wrapper/bsddefs.h.orig	2019-03-06 07:52:21 UTC
-+++ kernel/OS/FreeBSD/wrapper/bsddefs.h
-@@ -93,8 +93,8 @@ extern void oss_udelay (unsigned long t);
+--- kernel/OS/FreeBSD/wrapper/bsddefs.h.orig	2021-10-19 08:38:32.843953000 -0700
++++ kernel/OS/FreeBSD/wrapper/bsddefs.h	2021-10-19 08:41:58.476795000 -0700
+@@ -32,7 +32,11 @@
+ #endif
+ extern int oss_get_uid (void);
+ 
++#if __FreeBSD_version > 1400009
++typedef struct _device dev_info_t;
++#else
+ typedef struct device dev_info_t;
++#endif
+ typedef long long oss_int64_t;			/* Signed 64 bit integer */
+ typedef unsigned long long oss_uint64_t;	/* Unsigned 64 bit integer */
+ typedef unsigned long offset_t;
+@@ -93,8 +97,8 @@
  #ifdef _KERNEL
  #ifdef memset
  #undef memset