modernexecserver.dll RPC interface

version info says "Modern Execution Server". I don`t know what this means
8EC21E98-B5CE-4916-A3D6-449FA428A007 version 0.0
19 methods:

• FmMuxSrvRegisterCoreUIEndpoints
• FmMuxSrvLaunchTask
• FmMuxSrvResumeTask
• FmMuxSrvPauseTask
• FmMuxSrvCancelTask
• FmMuxSrvAbortTask
• FmMuxSrvGetTaskPid
• FmMuxSrvSetTaskDehydrationEligibility
• FmMuxSrvResolveApplicationUri
• FmMuxSrvGetActivationPolicy
• FmMuxSrvShutdown
• FmMuxSrvSetForegroundTaskInstanceId
• FmMuxSrvGenerateActivationInstanceId
• FmMuxSrvActivationPrerequisitePhase
• FmMuxSrvIsCBETask
• FmMuxSrvIsValidTaskPid
• FmMuxSrvResumePrerequisitePhase
• FmMuxSrvGetForegroundTaskInstanceId
• FmMuxSrvActivationBypass

KiServiceTable from windows 10 build 9926

KiServiceLimit .eq. 1b4

windows 10 build 9926 KPRCB

For collection

apisetschema.dll from windows 10 build 9926 x64

only api-ms-win-core-ums-l1-1-0 was added

apisetschema.dll from windows 10 build 9926

apisetschema.dll now has version 6

interrupts in w10 build 9879 64bit

it seems that Microsoft completely removed KiInterruptTemplate in this version of windows and interrutps now stored in KPRCB (like in w8.1)
Lets see on function KiConnectInterrupt

windows 10 Technical Preview KPRCB 64bit

to compare with