diff --git a/Cargo.toml b/Cargo.toml
index 58e0876..24c07f4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,5 +7,7 @@ edition = "2021"
 
 [dependencies]
 bytes = "1"
-procfs = "0.14.1"
 tokio = { version = "1", features = ["full"] }
+
+[target.'cfg(target_os="linux")'.dependencies]
+procfs = "0.14.1"
diff --git a/src/lib.rs b/src/lib.rs
index bbd1a96..c82c149 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -22,6 +22,8 @@ pub enum Error {
     MessageUnknown,
     MessageCorrupt,
     ConnectionReset,
+    ProcFs(String),
+    NotSupported,
 }
 
 impl PartialEq for Error {
@@ -56,6 +58,14 @@ impl PartialEq for Error {
                 ConnectionReset => true,
                 _ => false,
             },
+            ProcFs(a) => match other {
+                ProcFs(b) => a == b,
+                _ => false,
+            },
+            NotSupported => match other {
+                NotSupported => true,
+                _ => false,
+            },
         }
     }
 }
diff --git a/src/refresh.rs b/src/refresh.rs
index 2255e44..ebff676 100644
--- a/src/refresh.rs
+++ b/src/refresh.rs
@@ -1,8 +1,24 @@
 use crate::message::PortDesc;
-use procfs::process::FDTarget;
-use std::collections::HashMap;
+use crate::Error;
+
+#[cfg(not(target_os = "linux"))]
+pub fn get_entries() -> Result<Vec<PortDesc>, Error> {
+    Err(Error::NotSupported)
+}
+
+#[cfg(target_os = "linux")]
+pub fn get_entries() -> Result<Vec<PortDesc>, Error> {
+    match get_entries_linux() {
+        Ok(v) => Ok(v),
+        Err(e) => Err(Error::ProcFs(format!("{:?}", e))),
+    }
+}
+
+#[cfg(target_os = "linux")]
+pub fn get_entries_linux() -> procfs::ProcResult<Vec<PortDesc>> {
+    use procfs::process::FDTarget;
+    use std::collections::HashMap;
 
-pub fn get_entries() -> procfs::ProcResult<Vec<PortDesc>> {
     let all_procs = procfs::process::all_processes()?;
 
     // build up a map between socket inodes and process stat info. Ignore any