X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/b0ce6046682724c333e1444c86dfcfe3d51d8264..416bd7a9f3c47b9a6e18eea08eb5a152dd2d23c4:/src/files.h

diff --git a/src/files.h b/src/files.h
index 3015373d..3c1b2f06 100644
--- a/src/files.h
+++ b/src/files.h
@@ -56,10 +56,15 @@ extern struct obstack guard_obstack;
 /* The verbose output. */
 extern struct obstack output_obstack;
 
+/* The VCG graph output. */
+extern struct obstack graph_obstack;
 
 extern char *infile;
 extern char *attrsfile;
 
+extern const char *src_extension;
+extern const char *header_extension;
+
 void open_files PARAMS((void));
 
 void output_files PARAMS((void));