Function paho_mqtt_sys::MQTTProperties_getNumericValue

pub unsafe extern "C" fn MQTTProperties_getNumericValue(
    props: *mut MQTTProperties, 
    propid: MQTTPropertyCodes
) -> c_int

Returns the integer value of a specific property. The property given must be a numeric type. @param props pointer to the property list. @param propid the property id to check for. @return the integer value of the property. -9999999 on failure.