Workaround <linux/xattr.h> vs <sys/xattr.h> defines conflict:
When including both, the latter must be included first.
Move "qemu-xattr.h" (which includes <sys/xattr.h> to the front,
before <sys/capability.h> (which includes <linux/xattr.h>.

--- qemu-7.1.0/fsdev/virtfs-proxy-helper.c.orig	2022-08-30 18:41:57.000000000 +0200
+++ qemu-7.1.0/fsdev/virtfs-proxy-helper.c	2022-10-05 16:48:32.493170549 +0200
@@ -10,6 +10,7 @@
  */
 
 #include "qemu/osdep.h"
+#include "qemu/xattr.h"
 #include <sys/resource.h>
 #include <getopt.h>
 #include <syslog.h>
@@ -22,7 +23,6 @@
 #endif
 #include <cap-ng.h>
 #include "qemu/sockets.h"
-#include "qemu/xattr.h"
 #include "9p-iov-marshal.h"
 #include "hw/9pfs/9p-proxy.h"
 #include "fsdev/9p-iov-marshal.h"