patch 9.0.1150: :interface is not implemented yet
Problem: :interface is not implemented yet.
Solution: Implement the basics of :interface.
diff --git a/src/ex_cmds.h b/src/ex_cmds.h
index c6f85ce..1c71bd3 100644
--- a/src/ex_cmds.h
+++ b/src/ex_cmds.h
@@ -756,7 +756,7 @@
EXCMD(CMD_intro, "intro", ex_intro,
EX_TRLBAR|EX_CMDWIN|EX_LOCK_OK,
ADDR_NONE),
-EXCMD(CMD_interface, "interface", ex_interface,
+EXCMD(CMD_interface, "interface", ex_class,
EX_EXTRA|EX_TRLBAR|EX_CMDWIN|EX_LOCK_OK,
ADDR_NONE),
EXCMD(CMD_isearch, "isearch", ex_findpat,