mbed-os/connectivity/libraries/nanostack-libservice/mbed_lib.json

{
    "name": "nanostack-libservice",
    "macros": ["NSDYNMEM_TRACKER_ENABLED=MBED_CONF_NANOSTACK_LIBSERVICE_NSDYNMEM_TRACKER_ENABLED"],
    "config": {
        "present": 1,
        "nsdynmem-tracker-enabled": {
            "help": "Use to enable dynamic memory tracker",
            "value": 0
        }
    }
}