From 4e130dd8351cd26d74ab7e66008cf9c227520392 Mon Sep 17 00:00:00 2001
From: ritchie <ritchie46@gmail.com>
Date: Mon, 23 Dec 2024 16:18:10 +0100
Subject: [PATCH] imports

---
 crates/polars-utils/src/mmap.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/crates/polars-utils/src/mmap.rs b/crates/polars-utils/src/mmap.rs
index 188dda93a27..c3331e3213e 100644
--- a/crates/polars-utils/src/mmap.rs
+++ b/crates/polars-utils/src/mmap.rs
@@ -287,6 +287,7 @@ impl MMapSemaphore {
         // Set mmap size based on seek to end when running under Emscripten
         #[cfg(target_os = "emscripten")]
         {
+            use std::io::{Seek, SeekFrom};
             let mut file = file;
             let size = file.seek(SeekFrom::End(0)).unwrap();
             options.len((size - offset) as usize);