PHP 8.1 build error

/home/ori/.cache/yay/php81/src/php-8.1.28/ext/libxml/libxml.c: In function ‘zif_libxml_use_internal_errors’:
/home/ori/.cache/yay/php81/src/php-8.1.28/ext/libxml/libxml.c:981:48: warning: comparison of distinct pointer types lacks a cast [-Wcompare-distinct-pointer-types]
  981 |         if (current_handler && current_handler == php_libxml_structured_error_handler) {
      |                                                ^~
/home/ori/.cache/yay/php81/src/php-8.1.28/ext/libxml/libxml.c:999:49: error: passing argument 2 of ‘xmlSetStructuredErrorFunc’ from incompatible pointer type [-Wincompatible-pointer-types]
  999 |                 xmlSetStructuredErrorFunc(NULL, php_libxml_structured_error_handler);
      |                                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                                 |
      |                                                 void (*)(void *, xmlError *) {aka void (*)(void *, struct _xmlError *)}
In file included from /usr/include/libxml2/libxml/valid.h:15,
                 from /usr/include/libxml2/libxml/parser.h:19,
                 from /home/ori/.cache/yay/php81/src/php-8.1.28/ext/libxml/libxml.c:32:
/usr/include/libxml2/libxml/xmlerror.h:898:57: note: expected ‘xmlStructuredErrorFunc’ {aka ‘void (*)(void *, const struct _xmlError *)’} but argument is of type ‘void (*)(void *, xmlError *)’ {aka ‘void (*)(void *, struct _xmlError *)’}
  898 |                                  xmlStructuredErrorFunc handler);
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
/home/ori/.cache/yay/php81/src/php-8.1.28/ext/libxml/libxml.c: In function ‘zif_libxml_get_last_error’:
/home/ori/.cache/yay/php81/src/php-8.1.28/ext/libxml/libxml.c:1016:15: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
 1016 |         error = xmlGetLastError();
      |               ^
make: *** [Makefile:968: ext/libxml/libxml.lo] Error 1
==> ERROR: A failure occurred in build().
    Aborting...
 -> error making: php81-exit status 4
 -> Failed to install the following packages. Manual intervention is required:
php81 - exit status 4