Marc Feeley via Gambit-list gambit-list@iro.umontreal.ca writes:
This is an issue with the Gambit linker which has not been optimized for R7RS modules. For an explanation see https://github.com/gambit/gambit/issues/800
The quick fix is to use the -nopreload flag like this:
$ gsc -exe -nopreload import-mystery1.scm $ ./import-mystery1 ping.
Thanks! \o/