Update NEWS

NEWS

@@ -14,6 +14,9 @@ Version 5.x -- future
 
 Version 4.7.0
         * 2025-12-01 (target)
+	* POSIX threads are required to build and run Hamlib. Note that it was
+	  actually the case for 4.6.x, but now the configuration step will
+	  fail instead of the compilation.
 	* Functions rig_get_conf, rot_get_conf, amp_get_conf deprecated;
           use *_get_conf2() instead.
         * Fix handling of unprintable characters in kenwood.c that broke radios