403 # define obstack_1grow(OBSTACK,datum)					\  argument
408    *(__o->next_free)++ = (datum);					\
415 # define obstack_ptr_grow(OBSTACK,datum)				\  argument
420    *((void **)__o->next_free)++ = ((void *)datum);			\
423 # define obstack_int_grow(OBSTACK,datum)				\  argument
428    *((int *)__o->next_free)++ = ((int)datum);				\
524 # define obstack_1grow(h,datum)						\  argument
527   (*((h)->next_free)++ = (datum)))
529 # define obstack_ptr_grow(h,datum)					\  argument
532   (*((char **) (((h)->next_free+=sizeof(char *))-sizeof(char *))) = ((char *) datum)))
534 # define obstack_int_grow(h,datum)					\  argument
537   (*((int *) (((h)->next_free+=sizeof(int))-sizeof(int))) = ((int) datum)))