feat: fixed pcap linking and added nix packages

nl-sys/Cargo.toml

@@ -2,6 +2,7 @@
 name = "nl-sys"
 version = "0.1.0"
 edition = "2021"
+publish = false
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 

nl-sys/build.rs

@@ -14,6 +14,8 @@
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 fn main() -> std::io::Result<()> {
+    include!("../build_common.rs");
+
     cc::Build::new()
         .compiler("clang")
         .file("src/bridge.c")