vim-patch:8.0.0259

Problem:    Tab commands do not handle count correctly. (Ken Hamada)
Solution:   Add ADDR_TABS_RELATIVE. (Hirohito Higashi)

2f72c70657

src/nvim/ex_cmds_defs.h

@@ -72,7 +72,8 @@
 #define ADDR_LOADED_BUFFERS     3
 #define ADDR_BUFFERS            4
 #define ADDR_TABS               5
-#define ADDR_QUICKFIX           6
+#define ADDR_TABS_RELATIVE      6   // Tab page that only relative
+#define ADDR_QUICKFIX           7
 #define ADDR_OTHER              99
 
 typedef struct exarg exarg_T;