v2: - Replace usage of types_get_info(TI_GET_LENGTH) by simply increasing variable type to DWORD64.
<details> <summary>Output from `wine winedbg.exe arp.exe` with this patch</summary>
``` $ wine winedbg.exe arp.exe WineDbg starting on pid 0144 013c:0140:fixme:dbghelp:elf_search_auxv can't find symbol in module 013c:0140:fixme:dbghelp:elf_search_auxv can't find symbol in module 013c:0140:fixme:dbghelp_dwarf:compute_location Only supporting one breg (r15/343 -> r12/340) 013c:0140:fixme:dbghelp_dwarf:dwarf2_fill_in_variant Unexpected base type bt=8 for form=f 013c:0140:fixme:dbghelp_dwarf:dwarf2_parse_variable Unsupported form for const value "pi" (f) 013c:0140:err:dbghelp_msc:codeview_process_info Unknown CODEVIEW signature 00000000 in module L"ntdll" 0x006fffffdc0569 ntdll+0x50569: retq Wine-dbg>bt Backtrace: =>0 0x006fffffdc0569 in ntdll (+0x50569) (0x007ffffe1ffa70) 013c:0140:fixme:dbghelp_dwarf:compute_location Unhandled attr op: 0 1 0x006fffffd9e1c0 loader_init+0x600(context=<is not available>, entry=<is not available>) [.../wine/dlls/ntdll/loader.c:0] in ntdll (0x007ffffe1ffa70) 013c:0140:fixme:dbghelp_dwarf:compute_location Unhandled attr op: 5 2 0x006fffffdc18dc LdrInitializeThunk+0x1c(context=<internal error>, unk2=0, unk3=<internal error>, unk4=<internal error>) in ntdll (0x007ffffe1ffae0) Wine-dbg>cont 0144:0148:fixme:arp:wmain stub: L"arp.exe" Process of pid=0144 has terminated Wine-dbg>q $ ```
</details>