we have histogram data. Returns 1 if so and 0 otherwise. */
extern int hist_check_address (unsigned address);
-/* Given a range of addresses for a symbol, find a histogram record
+/* Given a range of addresses for a symbol, find a histogram record
that intersects with this range, and clips the range to that
histogram record, modifying *P_LOWPC and *P_HIGHPC.
-
+
If no intersection is found, *P_LOWPC and *P_HIGHPC will be set to
one unspecified value. If more that one intersection is found,
an error is emitted. */