Index: scim-1.4.5/src/scim_types.h.in
===================================================================
--- scim-1.4.5.orig/src/scim_types.h.in
+++ scim-1.4.5/src/scim_types.h.in
@@ -32,6 +32,13 @@
 
 @INCLUDE_STDINT@
 
+#ifdef __FreeBSD__
+# include <osreldate.h>
+# if __FreeBSD_version > 500035
+#  define __STDC_ISO_10646__
+# endif
+#endif
+
 namespace scim {
 
 typedef @UINT16@ uint16;