(It is possible to record an insertion before or after the fact
because we don't need to record the contents.) */
+void
record_insert (beg, length)
int beg, length;
{
Record the file modification date so that when undoing this entry
we can tell whether it is obsolete because the file was saved again. */
+void
record_first_change ()
{
Lisp_Object high, low;
/* Record a change in property PROP (whose old value was VAL)
for LENGTH characters starting at position BEG in BUFFER. */
+void
record_property_change (beg, length, prop, value, buffer)
int beg, length;
Lisp_Object prop, value, buffer;