--- a/Cargo.toml
+++ b/Cargo.toml
@@ -44,13 +44,6 @@
 version = "0.2.43"
 optional = true
 
-[build-dependencies.cc]
-version = "1.0.18"
-
-[build-dependencies.cmake]
-version = "0.1.44"
-optional = true
-
 [build-dependencies.pkg-config]
 version = "0.3.9"
 
@@ -63,5 +56,4 @@
     "libc",
     "stock-zlib",
 ]
-static = []
 stock-zlib = []
--- a/build.rs
+++ b/build.rs
@@ -10,17 +10,17 @@
 
     let host_and_target_contain = |s| host.contains(s) && target.contains(s);
 
-    let want_ng = false; cfg!(feature = "zlib-ng") && !cfg!(feature = "stock-zlib");
+    let want_ng = false; /*cfg!(feature = "zlib-ng") && !cfg!(feature = "stock-zlib");
 
     if want_ng && target != "wasm32-unknown-unknown" {
         return build_zlib_ng(&target, true);
-    }
+    }*/
 
     // Don't run pkg-config if we're linking statically (we'll build below) and
     // also don't run pkg-config on FreeBSD/DragonFly. That'll end up printing
     // `-L /usr/lib` which wreaks havoc with linking to an OpenSSL in /usr/local/lib
     // (Ports, etc.)
-    let want_static =
+    let want_static = false;
         cfg!(feature = "static") || env::var("LIBZ_SYS_STATIC").unwrap_or(String::new()) == "1";
     if !want_static &&
        !target.contains("msvc") && // pkg-config just never works here
@@ -42,11 +42,11 @@
         }
     }
 
-    if target.contains("windows") {
+    /*if target.contains("windows") {
         if try_vcpkg() {
             return;
         }
-    }
+    }*/
 
     // All android compilers should come with libz by default, so let's just use
     // the one already there. Likewise, Haiku always ships with libz, so we can
@@ -56,7 +56,7 @@
         return;
     }
 
-    let mut cfg = cc::Build::new();
+    /*let mut cfg = cc::Build::new();
 
     // Situations where we build unconditionally.
     //
@@ -87,10 +87,10 @@
         return;
     }
 
-    build_zlib(&mut cfg, &target)
+    build_zlib(&mut cfg, &target)*/
 }
 
-fn build_zlib(cfg: &mut cc::Build, target: &str) {
+/*fn build_zlib(cfg: &mut cc::Build, target: &str) {
     let dst = PathBuf::from(env::var_os("OUT_DIR").unwrap());
     let lib = dst.join("lib");
 
@@ -184,4 +184,4 @@
     }
 
     false
-}
+}*/