Factor out sendBeastSettings(), use it in view1090.

view1090.c

@@ -206,6 +206,10 @@ int main(int argc, char **argv) {
         exit(1);
     }
 
+    sendBeastSettings(c, "Cd"); // Beast binary format, no filters
+    sendBeastSettings(c, Modes.mode_ac ? "J" : "j");  // Mode A/C on or off
+    sendBeastSettings(c, Modes.check_crc ? "f" : "F");  // CRC checks on or off
+
     // Keep going till the user does something that stops us
     while (!Modes.exit) {
         icaoFilterExpire();