From c4a0004e8b16613dc8a1f9916af71af70a7c2df0 Mon Sep 17 00:00:00 2001
From: Artyom Pavlov <newpavlov@gmail.com>
Date: Wed, 17 Feb 2021 02:09:32 +0000
Subject: [PATCH] Replace build.rs with link attributes (#205)

---
 build.rs       | 14 --------------
 src/windows.rs |  1 +
 2 files changed, 1 insertion(+), 14 deletions(-)
 delete mode 100644 build.rs

diff --git a/build.rs b/build.rs
deleted file mode 100644
index 95f4b90..0000000
--- a/build.rs
+++ /dev/null
@@ -1,14 +0,0 @@
-#![deny(warnings)]
-
-use std::env;
-
-fn main() {
-    let target = env::var("TARGET").expect("TARGET was not set");
-    if target.contains("windows") {
-        // for BCryptGenRandom
-        println!("cargo:rustc-link-lib=bcrypt");
-    } else if target.contains("apple-ios") {
-        // for SecRandomCopyBytes and kSecRandomDefault
-        println!("cargo:rustc-link-lib=framework=Security");
-    }
-}
diff --git a/src/windows.rs b/src/windows.rs
index 56b3d07..643badd 100644
--- a/src/windows.rs
+++ b/src/windows.rs
@@ -11,6 +11,7 @@ use core::{ffi::c_void, num::NonZeroU32, ptr};
 
 const BCRYPT_USE_SYSTEM_PREFERRED_RNG: u32 = 0x00000002;
 
+#[link(name = "bcrypt")]
 extern "system" {
     fn BCryptGenRandom(
         hAlgorithm: *mut c_void,