GPSBabel: convert, manipulate, and transfer data from GPS programs or GPS receivers. Open Source and supported on MacOS, Windows, Linux, and more. Pointy clicky GUI or a command line version...
I suspect the check of "tagnd" was used in developement before opt_tagnd was added. The only thing the check did was ignore opt_tag values that started with tagnd, they weren't used elsewhere.
I suspect the check of "tagnd" was used in developement before opt_tagnd was added. The only thing the check did was ignore opt_tag values that started with tagnd, they weren't used elsewhere.