Contains values that indicate the action a host should take if an operation requested by the common language runtime (CLR) blocks.
Notifies the host that the task should be awakened if the CLR calls the IHostTask::Alert method.
Notifies the host that it must pump messages on the current OS thread if the thread becomes blocked. The runtime specifies this value only on an STA thread.
Notifies the host that the specified synchronization request cannot be broken by a host. That is, the host cannot return HOST_E_DEADLOCK.
Platforms: See .NET Framework System Requirements.
.NET Framework Versions: 4.6, 4.5.2, 4.5.1, 4.5, 4, 3.5 SP1, 3.5, 3.0 SP1, 3.0, 2.0 SP1, 2.0