diff --git a/ci/run.sh b/ci/run.sh
index 9754118f742b..c41cb4274bc7 100755
--- a/ci/run.sh
+++ b/ci/run.sh
@@ -101,16 +101,21 @@ if [ "$target" = "s390x-unknown-linux-gnu" ]; then
     passed=0
     until [ $n -ge $N ]; do
         if [ "$passed" = "0" ]; then
+            if $cmd --no-default-features --features rustc-dep-of-std; then
+                passed=$((passed+1))
+                continue
+            fi
+        if [ "$passed" = "1" ]; then
             if $cmd --no-default-features; then
                 passed=$((passed+1))
                 continue
             fi
-        elif [ "$passed" = "1" ]; then
+        elif [ "$passed" = "2" ]; then
             if $cmd; then
                 passed=$((passed+1))
                 continue
             fi
-        elif [ "$passed" = "2" ]; then
+        elif [ "$passed" = "3" ]; then
             if $cmd --features extra_traits; then
                 break
             fi
@@ -119,6 +124,7 @@ if [ "$target" = "s390x-unknown-linux-gnu" ]; then
         sleep 1
     done
 else
+    $cmd --no-default-features --features rustc-dep-of-std
     $cmd --no-default-features
     $cmd
     $cmd --features extra_traits
diff --git a/src/macros.rs b/src/macros.rs
index 514a48f72d8c..05fdd3050e10 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -87,9 +87,9 @@ macro_rules! s {
             pub struct $i { $($field)* }
         }
         #[allow(deprecated)]
-        impl ::Copy for $i {}
+        impl crate::Copy for $i {}
         #[allow(deprecated)]
-        impl ::Clone for $i {
+        impl crate::Clone for $i {
             fn clone(&self) -> $i { *self }
         }
     );
@@ -109,8 +109,8 @@ macro_rules! s_paren {
             $(#[$attr])*
             pub struct $i ( $($field)* );
         }
-        impl ::Copy for $i {}
-        impl ::Clone for $i {
+        impl crate::Copy for $i {}
+        impl crate::Clone for $i {
             fn clone(&self) -> $i { *self }
         }
     )*);
@@ -134,8 +134,8 @@ macro_rules! s_no_extra_traits {
             pub union $i { $($field)* }
         }
 
-        impl ::Copy for $i {}
-        impl ::Clone for $i {
+        impl crate::Copy for $i {}
+        impl crate::Clone for $i {
             fn clone(&self) -> $i { *self }
         }
     );
@@ -147,9 +147,9 @@ macro_rules! s_no_extra_traits {
             pub struct $i { $($field)* }
         }
         #[allow(deprecated)]
-        impl ::Copy for $i {}
+        impl crate::Copy for $i {}
         #[allow(deprecated)]
-        impl ::Clone for $i {
+        impl crate::Clone for $i {
             fn clone(&self) -> $i { *self }
         }
     );
@@ -180,8 +180,8 @@ macro_rules! e {
             $(#[$attr])*
             pub enum $i { $($field)* }
         }
-        impl ::Copy for $i {}
-        impl ::Clone for $i {
+        impl crate::Copy for $i {}
+        impl crate::Clone for $i {
             fn clone(&self) -> $i { *self }
         }
     )*);
diff --git a/src/unix/bsd/apple/mod.rs b/src/unix/bsd/apple/mod.rs
index 36c2957459a0..eb9fe36bdd35 100644
--- a/src/unix/bsd/apple/mod.rs
+++ b/src/unix/bsd/apple/mod.rs
@@ -4,7 +4,7 @@
 
 use crate::{
     c_int, c_longlong, c_short, c_uchar, c_uint, c_ulonglong, c_ushort, c_void, cmsghdr, intptr_t,
-    off_t, size_t, ssize_t,
+    off_t, size_t, ssize_t, Clone, Copy, Option,
 };
 
 pub type c_char = i8;
diff --git a/src/unix/bsd/mod.rs b/src/unix/bsd/mod.rs
index 445911b174d6..9d269b30e9c0 100644
--- a/src/unix/bsd/mod.rs
+++ b/src/unix/bsd/mod.rs
@@ -1,4 +1,4 @@
-use crate::{c_double, c_int, c_short, c_uint, c_ushort, c_void, size_t, ssize_t};
+use crate::{c_double, c_int, c_short, c_uint, c_ushort, c_void, size_t, ssize_t, Option};
 
 pub type off_t = i64;
 pub type useconds_t = u32;
diff --git a/src/unix/mod.rs b/src/unix/mod.rs
index 340ae9abd978..e0b6749095f1 100644
--- a/src/unix/mod.rs
+++ b/src/unix/mod.rs
@@ -3,7 +3,7 @@
 //! More functions and definitions can be found in the more specific modules
 //! according to the platform in question.
 
-use crate::c_void;
+use crate::{c_void, Option};
 
 pub type c_schar = i8;
 pub type c_uchar = u8;
diff --git a/src/unix/solarish/mod.rs b/src/unix/solarish/mod.rs
index 77d0add2042b..b1b7b8ae5e6a 100644
--- a/src/unix/solarish/mod.rs
+++ b/src/unix/solarish/mod.rs
@@ -2,6 +2,7 @@ use core::mem::size_of;
 
 use crate::{
     c_double, c_int, c_longlong, c_short, c_uchar, c_uint, c_ushort, c_void, size_t, ssize_t,
+    Clone, Copy,
 };
 
 pub type c_char = i8;
diff --git a/src/windows/mod.rs b/src/windows/mod.rs
index 55a07f799088..1fbb0fbdab42 100644
--- a/src/windows/mod.rs
+++ b/src/windows/mod.rs
@@ -1,6 +1,6 @@
 //! Windows CRT definitions
 
-use crate::c_void;
+use crate::{c_void, Clone, Copy};
 
 pub type c_schar = i8;
 pub type c_uchar = u8;