(Miso639_1, Miso639_2): Extern them.a

diff --git a/src/m17n.h b/src/m17n.h
index 3b27698..7b3de3c 100644 (file)
--- a/src/m17n.h
+++ b/src/m17n.h
@@ -838,6 +838,7 @@ typedef struct MLocale MLocale;
 /*=*/
 
 extern MSymbol Mlanguage;
+extern MSymbol Miso639_1, Miso639_2;
 extern MSymbol Mterritory;
 extern MSymbol Mmodifier;
 extern MSymbol Mcodeset;