Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=55502

Avoids m4_default default action.

The std handles gotten from GetStartupInfo are only set when
process was created with STARTF_USESTDHANDLES flag.
And yes, Ansi and Unicode versions reset the std
handles to a different value.
Signed-off-by: Eric Pouech <epouech@codeweavers.com>

Only allow std handle inheritance when:
- either bInherit flag of CreateProcess is TRUE,
- or child process is in CUI subsystem and STARTF_USESTDHANDLES is no
  used.
Signed-off-by: Eric Pouech <epouech@codeweavers.com>

Signed-off-by: Eric Pouech <epouech@codeweavers.com>

Signed-off-by: Eric Pouech <epouech@codeweavers.com>

Move a couple of existing tests to this infrastructure.
Signed-off-by: Eric Pouech <epouech@codeweavers.com>

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=55867

The host layout behave very differently in that case and we have tests
that check the exact results.

This series depends on secret agreement APIs added in GnuTLS 3.8.2.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=49543

It's not set anywhere.