Try fix some build issues.

Cargo.toml

@@ -12,7 +12,7 @@ documentation = "https://docs.rs/sitk-registration-sys"
 readme = "README.md"
 keywords = ["registration", "affine", "bspline", "transform"]
 categories = ["multimedia::images", "science"]
-exclude = ["SimpleITK/Testing/*", "SimpleITK/Examples/*", "SimpleITK/Wrapping/*"]
+exclude = ["SimpleITK/Testing/*", "SimpleITK/Examples/*"]
 
 [lib]
 name = "sitk_registration_sys"

build.rs

@@ -12,6 +12,7 @@ fn main() -> Result<(), Box<dyn Error>> {
         // use cmake to compile the SimpleITK C++ code
         let dst = cmake::Config::new(sitk_dir.join("SuperBuild"))
             .no_build_target(true)
+            .define("ITK_SKIP_PATH_LENGTH_CHECKS", "ON")
             .define("BUILD_EXAMPLES", "OFF")
             .define("BUILD_TESTING", "OFF")
             .define("WRAP_CSHARP", "OFF")