1. f4d6039 serial: Rename SERIAL_SUPPORT to SERIAL by Simon Glass · Sun Aug 08 12:20:12 2021 -0600
  2. c4954fb common: rename getc() to getchar() by Heinrich Schuchardt · Wed Oct 07 18:11:48 2020 +0200
  3. 5e882e9 stdio.h: move printf() stuff from <common.h> to <stdio.h> by Masahiro Yamada · Sat Sep 16 14:10:39 2017 +0900