First cut of a more complete libmimalloc-sys

Author: Thom Chiovoloni

libmimalloc-sys/Cargo.toml

@@ -11,10 +11,16 @@ license = "MIT"
 links = "mimalloc"
 
 [dependencies]
+cty = { version = "0.2", optional = true }
 
 [build-dependencies]
 cmake = "0.1"
 
 [features]
 secure = []
 override = []
+extended = ["cty"]
+
+# Show `extended` on docs.rs since it's the full API surface.
+[package.metadata.docs.rs]
+features = ["extended"]