--- fsr/xfs_fsr.c.orig	2015-08-27 02:17:57.000000000 +0200
+++ fsr/xfs_fsr.c	2015-10-03 21:15:14.888366570 +0200
@@ -43,6 +43,10 @@
 #define _PATH_FSRLAST		"/var/tmp/.fsrlast_xfs"
 #define _PATH_PROC_MOUNTS	"/proc/mounts"
 
+#ifndef _PATH_MOUNTED
+#define _PATH_MOUNTED MOUNTED
+#endif
+
 
 char *progname;
 
--- include/linux.h.orig	2015-08-04 01:37:12.000000000 +0200
+++ include/linux.h	2015-10-03 21:19:02.256382607 +0200
@@ -30,7 +30,8 @@
 #include <endian.h>
 #include <stdbool.h>
 #include <asm/types.h>
 #include <mntent.h>
+#include <linux/limits.h>	/* XATTR_SIZE_MAX */
 
 static __inline__ int xfsctl(const char *path, int fd, int cmd, void *p)
 {
@@ -140,6 +141,10 @@
 #define EFSCORRUPTED	EUCLEAN	/* Filesystem is corrupted */
 #define EFSBADCRC	EBADMSG	/* Bad CRC detected */
 
+#ifndef loff_t
+#define loff_t 	off_t
+#endif
+
 typedef loff_t		xfs_off_t;
 typedef __uint64_t	xfs_ino_t;
 typedef __uint32_t	xfs_dev_t;
--- libhandle/handle.c.orig	2015-10-03 21:15:14.890366562 +0200
+++ libhandle/handle.c	2015-10-03 21:19:28.903266874 +0200
@@ -21,6 +21,9 @@
 #include "xfs.h"
 #include "handle.h"
 #include "parent.h"
+#if defined(__linux__)
+#include <linux/limits.h>
+#endif
 
 /* just pick a value we know is more than big enough */
 #define	MAXHANSIZ	64
--- libhandle/jdm.c.orig	2015-10-03 21:15:14.890366562 +0200
+++ libhandle/jdm.c	2015-10-03 21:19:38.716224218 +0200
@@ -21,6 +21,9 @@
 #include "handle.h"
 #include "jdm.h"
 #include "parent.h"
+#if defined(__linux__)
+#include <linux/limits.h>
+#endif
 
 /* internal fshandle - typecast to a void for external use */
 #define FSHANDLE_SZ		8
--- libxfs/linux.c.orig	2015-08-03 02:39:42.000000000 +0200
+++ libxfs/linux.c	2015-10-03 21:17:50.262694871 +0200
@@ -16,11 +16,8 @@
  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
-#define ustat __kernel_ustat
 #include <mntent.h>
 #include <sys/stat.h>
-#undef ustat
-#include <sys/ustat.h>
 #include <sys/mount.h>
 #include <sys/ioctl.h>
 #include <sys/sysinfo.h>
@@ -51,9 +48,12 @@
 int
 platform_check_ismounted(char *name, char *block, struct stat64 *s, int verbose)
 {
-	/* Pad ust; pre-2.6.28 linux copies out too much in 32bit compat mode */
-	struct ustat	ust[2];
 	struct stat64	st;
+	FILE		*f;
+	struct stat64	mst;
+	struct mntent	*mnt;
+	char		mounts[MAXPATHLEN];
+	int		ismounted = 0;
 
 	if (!s) {
 		if (stat64(block, &st) < 0)
@@ -63,14 +63,25 @@
 		s = &st;
 	}
 
-	if (ustat(s->st_rdev, ust) >= 0) {
+	strcpy(mounts, (!access(PROC_MOUNTED, R_OK)) ? PROC_MOUNTED : MOUNTED);
+	if ((f = setmntent(mounts, "r")) == NULL)
+		return 0;
+
+	while ((mnt = getmntent(f)) != NULL) {
+		if (stat64(mnt->mnt_dir, &mst) < 0)
+			continue;
+		if (mst.st_dev != s->st_rdev)
+			continue;
+
 		if (verbose)
 			fprintf(stderr,
 				_("%s: %s contains a mounted filesystem\n"),
 				progname, name);
-		return 1;
+		ismounted = 1;
+		break;
 	}
-	return 0;
+	endmntent(f);
+	return ismounted;
 }
 
 int
--- include/xfs.h.orig	2015-08-04 01:37:12.000000000 +0200
+++ include/xfs.h	2015-10-03 21:42:48.317971365 +0200
@@ -33,6 +33,8 @@
 #ifndef __XFS_H__
 #define __XFS_H__
 
+#include <xfs/xfs_types.h>
+
 #if defined(__linux__)
 #include <xfs/linux.h>
 #elif defined(__FreeBSD__)
@@ -60,7 +62,6 @@
 #define __user
 #endif
 
-#include <xfs/xfs_types.h>
 #include <xfs/xfs_fs.h>
 
 #endif	/* __XFS_H__ */
--- libxfs/xfs_types.h.orig	2015-08-03 02:39:42.000000000 +0200
+++ libxfs/xfs_types.h	2015-10-03 21:42:38.897015215 +0200
@@ -18,6 +18,34 @@
 #ifndef __XFS_TYPES_H__
 #define	__XFS_TYPES_H__
 
+#include <stdint.h>
+
+#ifndef __uint8_t
+#define __uint8_t uint8_t
+#endif
+#ifndef __uint16_t
+#define __uint16_t uint16_t
+#endif
+#ifndef __uint32_t
+#define __uint32_t uint32_t
+#endif
+#ifndef __uint64_t
+#define __uint64_t uint64_t
+#endif
+
+#ifndef __int8_t
+#define __int8_t int8_t
+#endif
+#ifndef __int16_t
+#define __int16_t int16_t
+#endif
+#ifndef __int32_t
+#define __int32_t int32_t
+#endif
+#ifndef __int64_t
+#define __int64_t int64_t
+#endif
+
 typedef __uint32_t	prid_t;		/* project ID */
 
 typedef __uint32_t	xfs_agblock_t;	/* blockno in alloc. group */