getstor
(struct regnod *)getstor(sizeof (struct regnod));
t = (struct swnod *)getstor(sizeof(struct swnod));
t = (struct ifnod *)getstor(sizeof(struct ifnod));
t = (struct fornod *)getstor(sizeof(struct fornod));
t = (struct whnod *)getstor(sizeof(struct whnod));
p = (struct parnod *)getstor(sizeof(struct parnod));
f = (struct fndnod *)getstor(sizeof(struct fndnod));
t = (struct comnod *)getstor(sizeof(struct comnod));
iop = (struct ionod *)getstor(sizeof(struct ionod));
t = (struct forknod *)getstor(sizeof(struct forknod));
t = (struct lstnod *)getstor(sizeof(struct lstnod));