diff '--color=auto' -uri php-8.1.29.orig/ext/libxml/libxml.c php-8.1.29/ext/libxml/libxml.c
--- php-8.1.29.orig/ext/libxml/libxml.c	2024-06-04 23:51:57.000000000 -0600
+++ php-8.1.29/ext/libxml/libxml.c	2025-11-30 21:07:48.000000000 -0600
@@ -430,7 +430,7 @@
 static xmlOutputBufferPtr
 php_libxml_output_buffer_create_filename(const char *URI,
                               xmlCharEncodingHandlerPtr encoder,
-                              int compression ATTRIBUTE_UNUSED)
+                              int compression )
 {
 	xmlOutputBufferPtr ret;
 	xmlURIPtr puri;