patch 7.4.1070
Problem: The Tcl interface can't be loaded dynamically on Unix.
Solution: Make it possible to load it dynamically. (Ken Takata)
diff --git a/src/option.h b/src/option.h
index af5b988..f178ea7 100644
--- a/src/option.h
+++ b/src/option.h
@@ -832,6 +832,9 @@
EXTERN int p_tr; /* 'tagrelative' */
EXTERN char_u *p_tags; /* 'tags' */
EXTERN int p_tgst; /* 'tagstack' */
+#if defined(DYNAMIC_TCL)
+EXTERN char_u *p_tcldll; /* 'tcldll' */
+#endif
#ifdef FEAT_ARABIC
EXTERN int p_tbidi; /* 'termbidi' */
#endif