ANCHOR
ANCHOR *next, *prior; /* forward, backward ptrs for list */
static ANCHOR *curAnchor = NULL; /* addr of anchor for current block */
static ANCHOR firstAnchor; /* the first anchor to use */
ANCHOR *newanchp;
(ANCHOR *)libc_malloc(sizeof (ANCHOR));
ANCHOR *ap; /* temp anchor ptr */
ANCHOR *histp; /* anchor with histogram to use */
#define GETTHISMUCH (sizeof (ANCHOR) + /* get an ANCHOR */ \
ANCHOR *newanchp;
ANCHOR *p;