NATS C Client with JetStream and Streaming support 3.9.0-beta The nats.io C Client, Supported by Synadia Communications Inc.

Environment Variables

You will find here the environment variables that change the default behavior of the NATS C Client library.

Name | Effect
--- | ---
`NATS_DEFAULT_TO_LIB_MSG_DELIVERY` | On nats_Open, the library looks for this environment variable. If set (to any value), the library will default to using a global thread pool to perform message delivery. See natsOptions_UseGlobalMessageDelivery and nats_SetMessageDeliveryPoolSize.