build squashfs-ng hermetically to prevent sudden build failure

I don't know why this fails but it's probably related to my new security measures.

1 files changed, 3 insertions, 0 deletions

diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..f1e7623
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,3 @@
+fn main() {
+    println!("cargo:rustc-link-lib=squashfs");
+}