commit c7528139dc8a6999fea65d94f7b8fbb424a6bd06
Author: Chrissie Caulfield <ccaulfie@redhat.com>
Date:   Mon Nov 20 12:15:21 2023 +0000

    doxygen2man: Include libxml/parser.h (#494)
    
    This seems to be needed for newer versions of libxml
    but shouldn't break older ones (CI to confirm!)

diff --git a/doxygen2man/doxygen2man.c b/doxygen2man/doxygen2man.c
index 3dab47d..a90fefb 100644
--- a/doxygen2man/doxygen2man.c
+++ b/doxygen2man/doxygen2man.c
@@ -31,6 +31,7 @@
 #include <errno.h>
 #include <ctype.h>
 #include <libxml/tree.h>
+#include <libxml/parser.h>
 #include <qb/qblist.h>
 #include <qb/qbmap.h>
 #include "cstring.h"