From 52edfd60106d68f2ee4c6d1b154575015398cdf0 Mon Sep 17 00:00:00 2001
From: Kornel <kornel@geekhood.net>
Date: Mon, 22 Nov 2021 01:43:58 +0000
Subject: [PATCH] Explicitly enable cross-compilation in ./configure

---
 sys/build.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sys/build.rs b/sys/build.rs
index 68b1ce3..3615363 100644
--- a/sys/build.rs
+++ b/sys/build.rs
@@ -196,7 +196,11 @@ fn build(target_os: &str) -> io::Result<()> {
 
     configure.arg(format!("--prefix={}", search().to_string_lossy()));
 
-    if env::var("TARGET").unwrap() != env::var("HOST").unwrap() {
+    let target = env::var("TARGET").unwrap();
+    let host = env::var("HOST").unwrap();
+    if target != host {
+        configure.arg("--enable-cross-compile");
+
         // Rust targets are subtly different than naming scheme for compiler prefixes.
         // The cc crate has the messy logic of guessing a working prefix,
         // and this is a messy way of reusing that logic.