Rover: change AC_FENCE to AP_FENCE_ENABLED

Rover/AP_Rally.cpp

@@ -21,7 +21,7 @@
 
 bool AP_Rally_Rover::is_valid(const Location &rally_point) const
 {
-#if AC_FENCE
+#if AP_FENCE_ENABLED
     if (!rover.fence.check_destination_within_fence(rally_point)) {
         return false;
     }

Rover/Parameters.cpp

@@ -843,7 +843,7 @@ void Rover::load_parameters(void)
                                                       AP_BoardConfig::BOARD_SAFETY_OPTION_BUTTON_ACTIVE_ARMED);
 #endif
 
-#if AP_AIRSPEED_ENABLED | AP_AIS_ENABLED | AC_FENCE
+#if AP_AIRSPEED_ENABLED | AP_AIS_ENABLED | AP_FENCE_ENABLED
     // Find G2's Top Level Key
     AP_Param::ConversionInfo info;
     if (!AP_Param::find_top_level_key_by_pointer(&g2, info.old_key)) {
@@ -864,7 +864,7 @@ void Rover::load_parameters(void)
 #endif
 
 // PARAMETER_CONVERSION - Added: Mar-2022
-#if AC_FENCE
+#if AP_FENCE_ENABLED
     AP_Param::convert_class(info.old_key, &fence, fence.var_info, 17, 4049, false);
 #endif
 }

Rover/fence.cpp

@@ -3,7 +3,7 @@
 // fence_check - ask fence library to check for breaches and initiate the response
 void Rover::fence_check()
 {
-#if AC_FENCE
+#if AP_FENCE_ENABLED
     uint8_t new_breaches;  // the type of fence that has been breached
     const uint8_t orig_breaches = fence.get_breaches();
 
@@ -57,5 +57,5 @@ void Rover::fence_check()
         AP::logger().Write_Error(LogErrorSubsystem::FAILSAFE_FENCE,
                                  LogErrorCode::ERROR_RESOLVED);
     }
-#endif // AC_FENCE
+#endif // AP_FENCE_ENABLED
 }

Rover/mode_auto.cpp

@@ -481,7 +481,7 @@ bool ModeAuto::start_command(const AP_Mission::Mission_Command& cmd)
         break;
 
     case MAV_CMD_DO_FENCE_ENABLE:
-#if AC_FENCE
+#if AP_FENCE_ENABLED
         if (cmd.p1 == 0) {  //disable
             rover.fence.enable(false);
             gcs().send_text(MAV_SEVERITY_INFO, "Fence Disabled");

Rover/system.cpp

@@ -220,7 +220,7 @@ bool Rover::set_mode(Mode &new_mode, ModeReason reason)
 
     control_mode = &new_mode;
 
-#if AC_FENCE
+#if AP_FENCE_ENABLED
     // pilot requested flight mode change during a fence breach indicates pilot is attempting to manually recover
     // this flight mode change could be automatic (i.e. fence, battery, GPS or GCS failsafe)
     // but it should be harmless to disable the fence temporarily in these situations as well