Or actually you'll of course need AmiSSL v4 (4.5 is the latest), but you can assign it before running RNOXfer.

I just tried to boot from the ISO and entered these on the shell:
Assign AmiSSL: "Path:to/your/AmiSSL"
Assign LIBS: AmiSSL:Libs ADD

And then started RNOXfer and it ran fine.