This addresses
dlls/ntdll/unix/signal_x86_64.c: In function ‘check_invalid_gsbase’: dlls/ntdll/unix/signal_x86_64.c:2067:23: error: passing argument 1 of ‘amd64_get_gsbase’ from incompatible pointer type [-Wincompatible-pointer-types] 2067 | amd64_get_gsbase( &cur_gsbase ); | ^~~~~~~~~~~ | | | ULONG_PTR * {aka long unsigned int *}
which shows with modern compilers.