/* Return true if the text immediately after POS in BUF is known, for
the purposes of CACHE. If NEXT is non-zero, set *NEXT to the nearest
- position after POS where the knownness changes. */
+ position after POS where the knowledge changes. */
extern int region_cache_forward (struct buffer *BUF,
struct region_cache *CACHE,
ptrdiff_t POS,
/* Return true if the text immediately before POS in BUF is known, for
the purposes of CACHE. If NEXT is non-zero, set *NEXT to the nearest
- position before POS where the knownness changes. */
+ position before POS where the knowledge changes. */
extern int region_cache_backward (struct buffer *BUF,
struct region_cache *CACHE,
ptrdiff_t POS,