numargs          2698 src/vm.c           int numargs = Scm_Length(args);
numargs          2702 src/vm.c           if (numargs < 0) Scm_Error("improper list not allowed: %S", args);
numargs          2703 src/vm.c           reqstack = ENV_SIZE(numargs) + 1;
numargs          2706 src/vm.c               Scm_Error("too many arguments (%d) to apply", numargs);
numargs          2713 src/vm.c           if (numargs <= 4) {
numargs          2714 src/vm.c               PC = apply_calls[numargs];
numargs          2717 src/vm.c               PC[0] = SCM_VM_INSN1(SCM_VM_TAIL_CALL, numargs);