--- /dev/null
+/*
+** Copyright 2011 Double Precision, Inc.
+** See COPYING for distribution information.
+**
+*/
+
+#ifndef linebreaktab_internal_h
+#define linebreaktab_internal_h
+
+#define UNICODE_LB_BK 0x00
+#define UNICODE_LB_CR 0x01
+#define UNICODE_LB_LF 0x02
+#define UNICODE_LB_CM 0x03
+#define UNICODE_LB_NL 0x04
+#define UNICODE_LB_SG 0x05
+#define UNICODE_LB_WJ 0x06
+#define UNICODE_LB_ZW 0x07
+#define UNICODE_LB_GL 0x08
+#define UNICODE_LB_SP 0x09
+#define UNICODE_LB_B2 0x10
+#define UNICODE_LB_BA 0x11
+#define UNICODE_LB_BB 0x12
+#define UNICODE_LB_HY 0x13
+#define UNICODE_LB_CB 0x14
+#define UNICODE_LB_CL 0x20
+#define UNICODE_LB_CP 0x21
+#define UNICODE_LB_EX 0x22
+#define UNICODE_LB_IN 0x23
+#define UNICODE_LB_NS 0x24
+#define UNICODE_LB_OP 0x25
+#define UNICODE_LB_QU 0x26
+#define UNICODE_LB_IS 0x30
+#define UNICODE_LB_NU 0x31
+#define UNICODE_LB_PO 0x32
+#define UNICODE_LB_PR 0x33
+#define UNICODE_LB_SY 0x34
+#define UNICODE_LB_AI 0x40
+#define UNICODE_LB_AL 0x41
+#define UNICODE_LB_H2 0x42
+#define UNICODE_LB_H3 0x43
+#define UNICODE_LB_ID 0x44
+#define UNICODE_LB_JL 0x45
+#define UNICODE_LB_JV 0x46
+#define UNICODE_LB_JT 0x47
+#define UNICODE_LB_SA 0x48
+
+extern int unicode_lb_lookup(unicode_char ch);
+
+#endif