1 files changed, 5 insertions, 1 deletions
diff --git a/src/util.rs b/src/util.rs
index 2ad8c00..c21442f 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -3,7 +3,7 @@ use std::{
     os::unix::io::{IntoRawFd, RawFd},
 };
 
-use nix::unistd::close;
+use nix::unistd::{close, sysconf, SysconfVar};
 use quick_error::quick_error;
 
 quick_error! {
@@ -98,3 +98,7 @@ pub fn display_or<'a, T: fmt::Display + 'a>(
 
     Params(maybe, default)
 }
+
+pub fn page_size() -> usize {
+    sysconf(SysconfVar::PAGE_SIZE).unwrap().unwrap() as usize
+}