Improve jackd -V mode.

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@3490 0c269be4-1314-0410-8aa9-9f06e86f4224

common/Jackdmp.cpp

@@ -313,11 +313,13 @@ int main(int argc, char* argv[])
     }
 
     if (show_version) {
-    	printf("jackdmp version" VERSION 
-               "\n");
+        printf( "jackdmp version " VERSION 
+				" tmpdir " jack_server_dir 
+				" protocol %d"
+				"\n", JACK_PROTOCOL_VERSION);
     	return -1;
     }
- 
+  
     if (!seen_driver) {
         usage(stderr);
         goto fail_free;