From b4cef2524f3b2be11f905c4114e2e747a8101160 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Tue, 22 May 2018 18:33:50 +0200
Subject: Fix integer conversions

---
 uapi_bsd.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'uapi_bsd.go')

diff --git a/uapi_bsd.go b/uapi_bsd.go
index e949918..b2a7644 100644
--- a/uapi_bsd.go
+++ b/uapi_bsd.go
@@ -15,6 +15,7 @@ import (
 	"net"
 	"os"
 	"path"
+	"unsafe"
 )
 
 const (
@@ -101,11 +102,13 @@ func UAPIListen(name string, file *os.File) (net.Listener, error) {
 
 	go func(l *UAPIListener) {
 		event := unix.Kevent_t{
-			Ident:  uint64(uapi.keventFd),
 			Filter: unix.EVFILT_VNODE,
 			Flags:  unix.EV_ADD | unix.EV_ENABLE | unix.EV_ONESHOT,
 			Fflags: unix.NOTE_WRITE,
 		}
+		// Allow this assignment to work with both the 32-bit and 64-bit version
+		// of the above struct. If you know another way, please submit a patch.
+		*(*uintptr)(unsafe.Pointer(&event.Ident)) = uintptr(uapi.keventFd)
 		events := make([]unix.Kevent_t, 1)
 		n := 1
 		var kerr error
-- 
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