ssl: add a zero time macro
/* Macro representing the most distant future time */
# define OSSL_TIME_INFINITY (~(OSSL_TIME)0)
+/* Macro that's guaranteed to be now or before */
+# define OSSL_TIME_IMMEDIATE 0
+
/*
* Internal type defining a time.
* The time datum is Unix's 1970 and at nanosecond precision, this gives
