1 files changed, 1 insertions, 0 deletions
diff --git a/proto.h b/proto.h
index e44370d..add45fb 100644
--- a/proto.h
+++ b/proto.h
@@ -111,6 +111,7 @@ extern	char	*getsval(Cell *);
 extern	char	*getpssval(Cell *);     /* for print */
 extern	char	*tostring(const char *);
 extern	char	*qstring(const char *, int);
+extern	Cell	*catstr(Cell *, Cell *);
 
 extern	void	recinit(unsigned int);
 extern	void	initgetrec(void);