tostruct
p->tossize = p->tolimit * sizeof(struct tostruct);
struct tostruct *top;
struct tostruct *top, *prevtop;
struct tostruct *top, *prevtop;
tossize = tolimit * sizeof(struct tostruct);
p->tos = (struct tostruct *)cp;
struct tostruct *top, *prevtop;
struct tostruct *tos;
struct tostruct *tos;