David, It's not possible yet. It is on the list of issues on GitHub. > I'd like to programmatically find the version of UDUNITS that I'm using, > but can't find out how - is this possible? Regards, Steve Emmerson Ticket Details =================== Ticket ID: AIZ-927954 Department: Support UDUNITS Priority: Normal Status: Closed =================== NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.