efi_loader: use efi_uintn_t for LoadImage

We generally use efi_uintn_t where the UEFI spec uses UINTN.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/include/efi_api.h b/include/efi_api.h
index d956aee..d9a69db 100644
--- a/include/efi_api.h
+++ b/include/efi_api.h
@@ -107,7 +107,7 @@
 	efi_status_t (EFIAPI *load_image)(bool boot_policiy,
 			efi_handle_t parent_image,
 			struct efi_device_path *file_path, void *source_buffer,
-			unsigned long source_size, efi_handle_t *image);
+			efi_uintn_t source_size, efi_handle_t *image);
 	efi_status_t (EFIAPI *start_image)(efi_handle_t handle,
 					   unsigned long *exitdata_size,
 					   s16 **exitdata);