+# Where to break the table. There is a huge empty section of the Unicode
+# code space and we deal with this by simply leaving it out of the table.
+# This complicates the lookup function a little but should not affect
+# performance in the cases we care about.
+our $break_start = 0x30000;
+our $break_end = 0xE0000;
+
+# Similarly we simply omit the very top of the table and sort it out in the
+# lookup function.
+our $break_top = 0xE0200;
+