497     int		action,  in close_buffer()  argument
507     int		unload_buf = (action != 0);  in close_buffer()
508     int		wipe_buf = (action == DOBUF_WIPE || action == DOBUF_WIPE_REUSE);  in close_buffer()
509     int		del_buf = (action == DOBUF_DEL || wipe_buf);  in close_buffer()
713 	if (action == DOBUF_WIPE_REUSE)  in close_buffer()
1179     int action)  in empty_curbuf()  argument
1185     if (action == DOBUF_UNLOAD)  in empty_curbuf()
1204 	close_buffer(NULL, buf, action, FALSE, FALSE);  in empty_curbuf()
1229     int		action,  in do_buffer_ext()  argument
1237     int		unload = (action == DOBUF_UNLOAD || action == DOBUF_DEL  in do_buffer_ext()
1238 			|| action == DOBUF_WIPE || action == DOBUF_WIPE_REUSE);  in do_buffer_ext()
1347 	if (action != DOBUF_WIPE && action != DOBUF_WIPE_REUSE  in do_buffer_ext()
1385 	    return empty_curbuf(TRUE, (flags & DOBUF_FORCEIT), action);  in do_buffer_ext()
1403 		    close_buffer(NULL, buf, action, FALSE, FALSE);  in do_buffer_ext()
1508 	return empty_curbuf(FALSE, (flags & DOBUF_FORCEIT), action);  in do_buffer_ext()
1514     if (action == DOBUF_SPLIT)	    // split window first  in do_buffer_ext()
1533     if (action == DOBUF_GOTO && !can_abandon(curbuf, (flags & DOBUF_FORCEIT)))  in do_buffer_ext()
1555     set_curbuf(buf, action);  in do_buffer_ext()
1557     if (action == DOBUF_SPLIT)  in do_buffer_ext()
1570     int		action,  in do_buffer()  argument
1576     return do_buffer_ext(action, start, dir, count,  in do_buffer()
1703 set_curbuf(buf_T *buf, int action)  in set_curbuf()  argument
1706     int		unload = (action == DOBUF_UNLOAD || action == DOBUF_DEL  in set_curbuf()
1707 			|| action == DOBUF_WIPE || action == DOBUF_WIPE_REUSE);  in set_curbuf()
1754 		    unload ? action : (action == DOBUF_GOTO  in set_curbuf()