--- xfsprogs-3.1.10/io/Makefile
+++ xfsprogs-3.1.10-nosyncfilerange/io/Makefile
@@ -58,11 +58,6 @@ CFILES += inject.c resblks.c
 LCFLAGS += -DHAVE_INJECT -DHAVE_RESBLKS
 endif
 
-ifeq ($(HAVE_SYNC_FILE_RANGE),yes)
-CFILES += sync_file_range.c
-LCFLAGS += -DHAVE_SYNC_FILE_RANGE
-endif
-
 ifeq ($(ENABLE_READLINE),yes)
 LLDLIBS += $(LIBREADLINE) $(LIBTERMCAP)
 endif
--- xfsprogs-3.1.10/io/init.c
+++ xfsprogs-3.1.10-nosyncfilerange/io/init.c
@@ -78,7 +78,6 @@ init_commands(void)
 	sendfile_init();
 	shutdown_init();
 	truncate_init();
-	sync_range_init();
 }
 
 static int
s xfsprogs-3.1.10/io/init.o and xfsprogs-3.1.10-nosyncfilerange/io/init.o differ
s xfsprogs-3.1.10/io/inject.o and xfsprogs-3.1.10-nosyncfilerange/io/inject.o differ
--- xfsprogs-3.1.10/io/io.h
+++ xfsprogs-3.1.10-nosyncfilerange/io/io.h
@@ -144,8 +144,3 @@ extern void		fiemap_init(void);
 #define fiemap_init()	do { } while (0)
 #endif
 
-#ifdef HAVE_SYNC_FILE_RANGE
-extern void		sync_range_init(void);
-#else
-#define sync_range_init()	do { } while (0)
-#endif
s xfsprogs-3.1.10/io/mmap.o and xfsprogs-3.1.10-nosyncfilerange/io/mmap.o differ
s xfsprogs-3.1.10/io/parent.o and xfsprogs-3.1.10-nosyncfilerange/io/parent.o differ