sync code with last improvements from OpenBSD

lib/libX11/nls/th_TH/XLC_LOCALE.pre

@@ -0,0 +1,63 @@
+XCOMM XLocale Database Sample for th_TH
+XCOMM
+XCOMM
+XCOMM Modified from original th_TH.TACTIS
+
+XCOMM 
+XCOMM 	XLC_FONTSET category
+XCOMM 
+XLC_FONTSET
+XCOMM 	fs0 class (7 bit ASCII)
+fs0	{
+	charset		ISO8859-1:GL
+	font            ISO8859-1:GL
+}
+XCOMM 	fs1 class (Thai) 
+fs1	{
+	charset         ISO8859-11:GR
+	font            ISO8859-11:GR
+}
+END XLC_FONTSET
+
+XCOMM 
+XCOMM 	XLC_XLOCALE category
+XCOMM 
+XLC_XLOCALE
+
+encoding_name           TIS620
+mb_cur_max		1
+state_depend_encoding	False
+
+#if WCHAR32
+wc_encoding_mask	\x30000000
+wc_shift_bits		7
+#else
+wc_encoding_mask	\x00008080
+wc_shift_bits		8
+#endif
+
+use_stdc_env            True
+force_convert_to_mb     True
+
+XCOMM 	cs0 class
+cs0	{
+	side		GL:Default
+	length		1
+	wc_encoding	\x00000000
+	ct_encoding     ISO8859-1:GL
+}
+
+
+XCOMM 	cs1 class
+cs1	{
+	side		GR:Default
+	length		1
+#if WCHAR32
+	wc_encoding	\x30000000
+#else
+	wc_encoding	\x00008080
+#endif
+	ct_encoding     ISO8859-11:GR
+}
+
+END XLC_XLOCALE