1 files changed, 2 insertions, 2 deletions
diff --git a/intern.h b/intern.h
index 06a7b83994..56968bf478 100644
--- a/intern.h
+++ b/intern.h
@@ -209,8 +209,8 @@ VALUE rb_Float _((VALUE));
 VALUE rb_String _((VALUE));
 VALUE rb_Array _((VALUE));
 /* parse.y */
-extern int   ruby_sourceline;
-extern char *ruby_sourcefile;
+EXTERN int   ruby_sourceline;
+EXTERN char *ruby_sourcefile;
 #define yyparse rb_yyparse
 #define yylex rb_yylex
 #define yyerror rb_yyerror