[PULL] sigio fixes and emulated scroll events

[Keith Packard]

Peter Hutterer <peter.hutterer at who-t.net> writes:

> Peter Hutterer (2):
>       dix: make sure the mask is set for emulated scroll events (#52508)
>       os: don't unconditionally unblock SIGIO in OsReleaseSignals()

Merged.
   360fa77..02f94b2  master -> master

-- 
keith.packard at intel.com
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