[PATCH] ntdll, kernel32: Set x18 before calling the native entry points on arm64

[Marvin]

Hi,

While running your changed tests, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?

Full results can be found at:
https://testbot.winehq.org/JobDetails.pl?Key=77147

Your paranoid android.


=== debiant (32 bit report) ===

kernel32:
loader.c:3952: Test failed: ntdll.dll: wrong section 12

=== debiant (32 bit Chinese:China report) ===

kernel32:
loader.c:3952: Test failed: ntdll.dll: wrong section 12
process.c:1601: Test failed: Console:SizeX expected 80, but got 81
process.c:1610: Test failed: Console:maxWinWidth expected 80, but got 81

=== debiant (32 bit WoW report) ===

kernel32:
loader.c:3952: Test failed: ntdll.dll: wrong section 12

=== debiant (64 bit WoW report) ===

kernel32:
loader.c:3952: Test failed: ntdll.dll: wrong section 12