on Haiku 64 the list of errors is longer, quite a lot of pages, these the last errors:
Haiku.cc:1753:17: error: return-statement with no value, in function returning PyObject*’ {aka ‘_object*’} [-fpermissive]
1753 | return;
| ^~~~~~
Haiku.cc:1776:17: error: return-statement with no value, in function returning PyObject*’ {aka ‘_object*’} [-fpermissive]
1776 | return;
| ^~~~~~
Haiku.cc:1794:75: error: ‘SCROLL_BAR_MAXIMUM_KNOB_SIZE’ was not declared in this scope
1794 | Haiku_ScrollBar_SCROLL_BAR_MAXIMUM_KNOB_SIZE = Py_BuildValue(“i”, SCROLL_BAR_MAXIMUM_KNOB_SIZE);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
Haiku.cc:1798:75: error: ‘SCROLL_BAR_MINIMUM_KNOB_SIZE’ was not declared in this scope
1798 | Haiku_ScrollBar_SCROLL_BAR_MINIMUM_KNOB_SIZE = Py_BuildValue(“i”, SCROLL_BAR_MINIMUM_KNOB_SIZE);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
Haiku.cc:1802:78: error: ‘DISABLES_ON_WINDOW_DEACTIVATION’ was not declared in this scope
1802 | Haiku_ScrollBar_DISABLES_ON_WINDOW_DEACTIVATION = Py_BuildValue(“i”, DISABLES_ON_WINDOW_DEACTIVATION);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Haiku.cc:1809:17: error: return-statement with no value, in function returning PyObject*’ {aka ‘_object*’} [-fpermissive]
1809 | return;
| ^~~~~~
Haiku.cc:1832:17: error: return-statement with no value, in function returning PyObject*’ {aka ‘_object*’} [-fpermissive]
1832 | return;
| ^~~~~~
Haiku.cc:1870:17: error: return-statement with no value, in function returning PyObject*’ {aka ‘_object*’} [-fpermissive]
1870 | return;
| ^~~~~~
Haiku.cc:2656:17: error: return-statement with no value, in function returning PyObject*’ {aka ‘_object*’} [-fpermissive]
2656 | return;
| ^~~~~~
Haiku.cc:2672:17: error: return-statement with no value, in function returning PyObject*’ {aka ‘_object*’} [-fpermissive]
2672 | return;
| ^~~~~~
Haiku.cc:2745:17: error: return-statement with no value, in function returning PyObject*’ {aka ‘_object*’} [-fpermissive]
2745 | return;
| ^~~~~~
Haiku.cc:2868:17: error: return-statement with no value, in function returning PyObject*’ {aka ‘_object*’} [-fpermissive]
2868 | return;
| ^~~~~~
error: command ‘gcc’ failed with exit status 1