From 2c58c39e84d2d5b120e94e3c3901c5cb0d413b50 Mon Sep 17 00:00:00 2001
From: Steven Fackler <sfackler@palantir.com>
Date: Wed, 20 Sep 2017 13:48:28 -0700
Subject: [PATCH] Fix rerun logic

Closes #732
---
 openssl-sys/build.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/openssl-sys/build.rs b/openssl-sys/build.rs
index 4324471d..4848f236 100644
--- a/openssl-sys/build.rs
+++ b/openssl-sys/build.rs
@@ -39,13 +39,13 @@ enum Version {
 fn env(name: &str) -> Option<OsString> {
     let prefix = env::var("TARGET").unwrap().to_uppercase().replace("-", "_");
     let prefixed = format!("{}_{}", prefix, name);
-    println!("cargo:rerun-if-changed={}", prefixed);
+    println!("cargo:rerun-if-env-changed={}", prefixed);
 
     if let Some(var) = env::var_os(&prefixed) {
         return Some(var);
     }
 
-    println!("cargo:rerun-if-changed={}", name);
+    println!("cargo:rerun-if-env-changed={}", name);
     env::var_os(name)
 }