Remove isc_stdtime_get() macro

Now that isc_stdtime_get() macro is unused, remove it from the header
file.

lib/dns/include/dns/adb.h

@@ -369,10 +369,6 @@ dns_adb_createfind(dns_adb_t *adb, isc_loop_t *loop, isc_job_cb cb, void *cbarg,
  *\li	#ISC_R_NOMEMORY	insufficient resources
  *\li	#DNS_R_ALIAS	'name' is an alias for another name.
  *
- * Calls, and returns error codes from:
- *
- *\li	isc_stdtime_get()
- *
  * Notes:
  *
  *\li	No internal reference to "name" exists after this function

lib/dns/time.c

@@ -107,7 +107,7 @@ dns_time64_from32(uint32_t value) {
 
 	/*
 	 * Adjust the time to the closest epoch.  This should be changed
-	 * to use a 64-bit counterpart to isc_stdtime_get() if one ever
+	 * to use a 64-bit counterpart to isc_stdtime_now() if one ever
 	 * is defined, but even the current code is good until the year
 	 * 2106.
 	 */

lib/isc/include/isc/stdtime.h

@@ -29,20 +29,13 @@
 typedef uint32_t isc_stdtime_t;
 
 ISC_LANG_BEGINDECLS
-/* */
+
 isc_stdtime_t
 isc_stdtime_now(void);
 /*%<
  * Return the number of seconds since 00:00:00 UTC, January 1, 1970.
  */
 
-/* Compatibility macro */
-#define isc_stdtime_get(tp)              \
-	{                                \
-		REQUIRE(tp != NULL);     \
-		*tp = isc_stdtime_now(); \
-	}
-
 void
 isc_stdtime_tostring(isc_stdtime_t t, char *out, size_t outlen);
 /*

tests/dns/update_test.c

@@ -32,7 +32,7 @@
 #define KEEP_BEFORE
 
 /*
- * Fix the linking order problem for overridden isc_stdtime_get() by making
+ * Fix the linking order problem for overridden isc_stdtime_now() by making
  * everything local.  This also allows static functions from update.c to be
  * tested.
  */