i'm not sure...

Source/SkyPortal/SkyPortal.Build.cs

@@ -7,6 +7,7 @@ public class SkyPortal : ModuleRules
 {
     public SkyPortal(ReadOnlyTargetRules Target) : base(Target)
     {
+        bPrecompile = true;
         // Add the path to the hidapi include directory
         PublicIncludePaths.Add(Path.Combine(PluginDirectory, "ThirdParty", "hidapi", "include"));
 

ThirdParty/hidapi/include/hidapi.h

@@ -417,6 +417,10 @@ extern "C" {
 				-1 on error.
 				Call hid_error(dev) to get the failure reason.
 		*/
+
+		int HID_API_EXPORT HID_API_CALL hid_set_output_report(hid_device* device, const unsigned char* data, size_t length);
+
+
 		int HID_API_EXPORT HID_API_CALL hid_send_feature_report(hid_device *dev, const unsigned char *data, size_t length);
 
 		/** @brief Get a feature report from a HID device.

ThirdParty/hidapi/include/hidapi_winapi.h

@@ -46,7 +46,7 @@ extern "C" {
 
 			@ingroup API
 			@param dev A device handle returned from hid_open().
-			@param guid The device's container ID on return.
+			@param container_id The device's container ID on return.
 
 			@returns
 				This function returns 0 on success and -1 on error.