diff --git a/Cargo.toml b/Cargo.toml
index 65c9bd2d0799e751f87ad4f44e6c59e403ee6a1f..339f8f5edd7837d35b1115453a8590aac363d184 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,6 +8,10 @@ authors = [
 ]
 edition = "2021"
 
+[features]
+default=["internet"]
+internet=["libc"]
+
 [dependencies]
 
 # ffi