...which is a problem presumably since GCC 13 trunk
<https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=6f038efd93593da6e661b829d1bd3877e75550f1>
"libstdc++: Avoid including <cstdint> for std::char_traits". (All the broken
C++ code used unqualified uintptr_t etc. rather than std::uintptr_t etc., so I
deemed it more appropriate to include <stdint.h> rather than <cstdint>.)
Change-Id: Id9dfc383c5986126a425971c4557b90ac45ac963
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/134760
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>