diff --git a/src/unix/linux_like/mod.rs b/src/unix/linux_like/mod.rs
index 6593a6445ae8230680163f325ee4b428a7cec6bf..e8f6cc3495faf6787cfb885ca9761c964d6a8d3a 100644
--- a/src/unix/linux_like/mod.rs
+++ b/src/unix/linux_like/mod.rs
@@ -1258,6 +1258,10 @@ f! {
         (ret << 8) | sig
     }
 
+    pub fn W_STOPCODE(sig: ::c_int) -> ::c_int {
+        (sig << 8) | 0x7f
+    }
+
     pub fn QCMD(cmd: ::c_int, type_: ::c_int) -> ::c_int {
         (cmd << 8) | (type_ & 0x00ff)
     }