[Bug 29011] Non-standard serial baud rates are not reported correctly.

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=29011

Michał Mirosław  changed:

What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |[e-mail]

--- Comment #8 from Michał Mirosław  ---
Created attachment 70088
  --> https://bugs.winehq.org/attachment.cgi?id=70088
PoC fix

glibc already has c_ispeed/c_ospeed in its struct termios, but those are
undocumented and it lacks BOTHER/IBSHIFT constants. This uses a Linux-specific
TCGETS2/TCSETS2 ioctls on a tty.