TryEnterCriticalSection broken on Windows 95

[seritools]

86Box hid the issue as 0x00000010 is writable, whereas it page faults on real hardware. The internal structure for CriticalSections on W95 is different from 98/Me.

[seritools]

fixed on main

[seritools]

[seritools]

released in https://github.com/rust9x/rust/releases/tag/rust9x-1.98-beta-v5