--- Source/WebKit/Platform/IPC/Attachment.h.orig	2026-04-30 01:00:00
+++ Source/WebKit/Platform/IPC/Attachment.h	2026-04-30 01:00:00
@@ -26,7 +26,9 @@
 
 #pragma once
 
-#if OS(DARWIN)
+#if USE(UNIX_DOMAIN_SOCKETS)
+#include <wtf/unix/UnixFileDescriptor.h>
+#elif OS(DARWIN)
 #include <wtf/MachSendRight.h>
 #endif
 
@@ -35,22 +37,18 @@
 #include <wtf/android/RefPtrAndroid.h>
 #endif
 
-#if USE(UNIX_DOMAIN_SOCKETS)
-#include <wtf/unix/UnixFileDescriptor.h>
-#endif
-
 namespace IPC {
 
 // IPC::Attachment is a type representing objects that cannot be transferred as data,
 // rather they are transferred via operating system cross-process communication primitives.
-#if OS(DARWIN)
+#if USE(UNIX_DOMAIN_SOCKETS)
+using Attachment = UnixFileDescriptor;
+#elif OS(DARWIN)
 using Attachment = MachSendRight;
 #elif OS(WINDOWS)
 struct Attachment { }; // Windows does not need attachments at the moment.
 #elif OS(ANDROID)
 using Attachment = Variant<UnixFileDescriptor, RefPtr<AHardwareBuffer>>;
-#elif USE(UNIX_DOMAIN_SOCKETS)
-using Attachment = UnixFileDescriptor;
 #else
 #error Unsupported platform
 #endif
--- Source/WebKit/Platform/IPC/Connection.h.orig	2026-04-30 01:00:00
+++ Source/WebKit/Platform/IPC/Connection.h	2026-04-30 01:00:00
@@ -342,10 +342,8 @@
     };
 
 #if OS(DARWIN)
-    xpc_connection_t xpcConnection() const { return m_xpcConnection.get(); }
-    XPCObjectPtr<xpc_connection_t> protectedXPCConnection() const { return xpcConnection(); }
     std::optional<audit_token_t> getAuditToken();
     pid_t remoteProcessID() const;
 #endif
 
 #if USE(GLIB)
--- Source/WebKit/Platform/IPC/glib/ConnectionGLib.cpp.orig	2026-04-30 01:00:00
+++ Source/WebKit/Platform/IPC/glib/ConnectionGLib.cpp	2026-04-30 01:00:00
@@ -482,6 +482,18 @@
     g_socket_set_blocking(m_socket.get(), FALSE);
 }
 
+#if OS(DARWIN)
+pid_t Connection::remoteProcessID() const
+{
+    return 0;
+}
+
+std::optional<audit_token_t> Connection::getAuditToken()
+{
+    return std::nullopt;
+}
+#endif
+
 pid_t Connection::remoteProcessID(GSocket* socket)
 {
     GRefPtr<GUnixConnection> connection = adoptGRef(G_UNIX_CONNECTION(g_object_new(G_TYPE_UNIX_CONNECTION, "socket", socket, nullptr)));