diff --git a/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm.1_11.go b/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm.1_11.go
index f8caece..cea04e0 100644
--- a/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm.1_11.go
+++ b/vendor/golang.org/x/sys/unix/zsyscall_darwin_arm.1_11.go
@@ -1,4 +1,4 @@
-// go run mksyscall.go -l32 -tags darwin,arm,!go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_arm.go
+// go run mksyscall.go -l32 -tags darwin,arm,!go1.12 syscall_bsd.go syscall_darwin.go syscall_darwin_arm.1_11.go syscall_darwin_arm.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
 // +build darwin,arm,!go1.12
@@ -214,22 +214,6 @@
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
-	var _p0 unsafe.Pointer
-	if len(mib) > 0 {
-		_p0 = unsafe.Pointer(&mib[0])
-	} else {
-		_p0 = unsafe.Pointer(&_zero)
-	}
-	_, _, e1 := Syscall6(SYS___SYSCTL, uintptr(_p0), uintptr(len(mib)), uintptr(unsafe.Pointer(old)), uintptr(unsafe.Pointer(oldlen)), uintptr(unsafe.Pointer(new)), uintptr(newlen))
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func utimes(path string, timeval *[2]Timeval) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -255,17 +239,6 @@
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func fcntl(fd int, cmd int, arg int) (val int, err error) {
-	r0, _, e1 := Syscall(SYS_FCNTL, uintptr(fd), uintptr(cmd), uintptr(arg))
-	val = int(r0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func poll(fds *PollFd, nfds int, timeout int) (n int, err error) {
 	r0, _, e1 := Syscall(SYS_POLL, uintptr(unsafe.Pointer(fds)), uintptr(nfds), uintptr(timeout))
 	n = int(r0)
@@ -377,16 +350,6 @@
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func ptrace(request int, pid int, addr uintptr, data uintptr) (err error) {
-	_, _, e1 := Syscall6(SYS_PTRACE, uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func getattrlist(path *byte, list unsafe.Pointer, buf unsafe.Pointer, size uintptr, options int) (err error) {
 	_, _, e1 := Syscall6(SYS_GETATTRLIST, uintptr(unsafe.Pointer(path)), uintptr(list), uintptr(buf), uintptr(size), uintptr(options), 0)
 	if e1 != 0 {
@@ -553,6 +516,17 @@
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func fcntl(fd int, cmd int, arg int) (val int, err error) {
+	r0, _, e1 := Syscall(SYS_FCNTL, uintptr(fd), uintptr(cmd), uintptr(arg))
+	val = int(r0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func kill(pid int, signum int, posix int) (err error) {
 	_, _, e1 := Syscall(SYS_KILL, uintptr(pid), uintptr(signum), uintptr(posix))
 	if e1 != 0 {
@@ -573,6 +547,22 @@
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
+	var _p0 unsafe.Pointer
+	if len(mib) > 0 {
+		_p0 = unsafe.Pointer(&mib[0])
+	} else {
+		_p0 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := Syscall6(SYS_SYSCTL, uintptr(_p0), uintptr(len(mib)), uintptr(unsafe.Pointer(old)), uintptr(unsafe.Pointer(oldlen)), uintptr(unsafe.Pointer(new)), uintptr(newlen))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func sendfile(infd int, outfd int, offset int64, len *int64, hdtr unsafe.Pointer, flags int) (err error) {
 	_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(offset), uintptr(offset>>32), uintptr(unsafe.Pointer(len)), uintptr(hdtr), uintptr(flags), 0, 0)
 	if e1 != 0 {
@@ -1352,8 +1342,9 @@
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
-func Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) {
-	_, _, e1 := Syscall6(SYS_SELECT, uintptr(n), uintptr(unsafe.Pointer(r)), uintptr(unsafe.Pointer(w)), uintptr(unsafe.Pointer(e)), uintptr(unsafe.Pointer(timeout)), 0)
+func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) {
+	r0, _, e1 := Syscall6(SYS_SELECT, uintptr(nfd), uintptr(unsafe.Pointer(r)), uintptr(unsafe.Pointer(w)), uintptr(unsafe.Pointer(e)), uintptr(unsafe.Pointer(timeout)), 0)
+	n = int(r0)
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}