Add sync_file_range to <fcntl.h>.
Bug: http://b/27952303
Change-Id: Idadfacd657ed415abc11684b9471e4e24c2fbf05
diff --git a/libc/arch-arm/syscalls/__sync_file_range2.S b/libc/arch-arm/syscalls/__sync_file_range2.S
new file mode 100644
index 0000000..4346e1b
--- /dev/null
+++ b/libc/arch-arm/syscalls/__sync_file_range2.S
@@ -0,0 +1,22 @@
+/* Generated by gensyscalls.py. Do not edit. */
+
+#include <private/bionic_asm.h>
+
+ENTRY(__sync_file_range2)
+ mov ip, sp
+ stmfd sp!, {r4, r5, r6, r7}
+ .cfi_def_cfa_offset 16
+ .cfi_rel_offset r4, 0
+ .cfi_rel_offset r5, 4
+ .cfi_rel_offset r6, 8
+ .cfi_rel_offset r7, 12
+ ldmfd ip, {r4, r5, r6}
+ ldr r7, =__NR_sync_file_range2
+ swi #0
+ ldmfd sp!, {r4, r5, r6, r7}
+ .cfi_def_cfa_offset 0
+ cmn r0, #(MAX_ERRNO + 1)
+ bxls lr
+ neg r0, r0
+ b __set_errno_internal
+END(__sync_file_range2)