log CHANGES @ 209:256f51fde64c default tip

age author description
Sat, 22 May 2021 00:04:05 -0400 David A. Holland Use the correct feature test macro for stdbool.h; noticed by mrg. default tip
Mon, 21 Jan 2019 21:41:38 -0500 David A. Holland also recognize __riscv128__, may as well.
Mon, 21 Jan 2019 21:21:46 -0500 David A. Holland release 0.5.3 release-0.5.3