am 4e3f28e7: am 7ab32aca: Merge "Use format(gnu_printf, ...) for windows build with __USE_MINGW_ANSI_STDIO"

* commit '4e3f28e748e0fe6e71d34a898c6a670621786200':
  Use format(gnu_printf, ...) for windows build with __USE_MINGW_ANSI_STDIO