https://bugs.winehq.org/show_bug.cgi?id=49805
--- Comment #19 from ldhacker@live.com --- https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-getwin... States:
“ Note To write code that is compatible with both 32-bit and 64-bit versions of Windows, use GetWindowLongPtr. When compiling for 32-bit Windows, GetWindowLongPtr is defined as a call to the GetWindowLong function.”