lenapi = 1 + strlen(api);
lenverb = 1 + strlen(verb);
subcall = malloc(lenapi + lenverb + sizeof *subcall);
lenapi = 1 + strlen(api);
lenverb = 1 + strlen(verb);
subcall = malloc(lenapi + lenverb + sizeof *subcall);
afb_xreq_init(&subcall->xreq, &afb_subcall_xreq_itf);
afb_context_subinit(&subcall->xreq.context, &caller->context);
subcall->xreq.cred = afb_cred_addref(caller->cred);
afb_xreq_init(&subcall->xreq, &afb_subcall_xreq_itf);
afb_context_subinit(&subcall->xreq.context, &caller->context);
subcall->xreq.cred = afb_cred_addref(caller->cred);