diff '--color=auto' -dru firefox-154.0.1.orig/toolkit/components/remote/nsXRemoteServer.cpp firefox-154.0.1/toolkit/components/remote/nsXRemoteServer.cpp
--- firefox-154.0.1.orig/toolkit/components/remote/nsXRemoteServer.cpp	2026-08-24 22:18:35.000000000 +0200
+++ firefox-154.0.1/toolkit/components/remote/nsXRemoteServer.cpp	2026-08-29 09:11:44.231047901 +0200
@@ -110,7 +110,7 @@
 
     // Failed to get property off the window or
     // got a part only
-    if (result != Success || bytes_after != 0) {
+    if (result != X11Success || bytes_after != 0) {
       return false;
     }