From: Antonio Terceiro <terceiro@debian.org>
Date: Mon, 27 Jan 2025 10:40:52 +0100
Subject: xmlparser.c: undefine allocator function for XMLParser

This fixes the module for RUby 3.2+ and avoids the following warning
from apt-listbugs/ruby-soap4r:

warning: undefining the allocator of T_DATA class XSD::XMLParser::XMLParser::Listener

Link:://bugs.ruby-lang.org/issues/18007
Link: https://github.com/ruby/ruby/pull/4604
---
 xmlparser.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/xmlparser.c b/xmlparser.c
index fb17935..1c174a9 100644
--- a/xmlparser.c
+++ b/xmlparser.c
@@ -2147,6 +2147,7 @@ Init_xmlparser()
 
   eXMLParserError = rb_define_class("XMLParserError", rb_eStandardError);
   cXMLParser = rb_define_class("XMLParser", rb_cObject);
+  rb_undef_alloc_func(cXMLParser);
   cXMLEncoding = rb_define_class("XMLEncoding", rb_cObject);
 
   /* Class name aliases */