Timing: fix set_alarm(0) on Unix/POSIX
The POSIX/Unix implementation of set_alarm did not set the
alarmed flag when called with 0, which was inconsistent
with what the documentation implied and with the Windows behavior.
diff --git a/ChangeLog b/ChangeLog
index 7903fc7..8b11c18 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -43,6 +43,7 @@
* Fix word size check in in pk.c to not depend on MBEDTLS_HAVE_INT64.
* Fix crash when calling mbedtls_ssl_cache_free() twice. Found by
MilenkoMitrovic, #1104
+ * Fix mbedtls_timing_alarm(0) on Unix.
Changes
* Extend cert_write example program by options to set the CRT version