Hey Alex et al, It looks like the pilog support in minipicolisp is perhaps different from picolisp. Am I missing something? The "diff" file does not really call out anything.
kashyap@DESKTOP-NICP8CC:~/s/embeddedpicolisp/miniPicoLisp/src$ ../pil : (be age (Paul 19) ) !? (clause CL) clause -- Undefined ? (bye) Regards, Kashyap