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* Lots of core prelude imports removed
* Makefile support for MSVC env vars and Rust crates removed
* Makefile support for morestack removed

src/libstd/sys/unix/backtrace.rs

@@ -83,8 +83,6 @@
 /// to symbols. This is a bit of a hokey implementation as-is, but it works for
 /// all unix platforms we support right now, so it at least gets the job done.
 
-#[cfg(stage0)]
-use prelude::v1::*;
 use io::prelude::*;
 
 use ffi::CStr;

src/libstd/sys/unix/condvar.rs

@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[cfg(stage0)]
-use prelude::v1::*;
-
 use cell::UnsafeCell;
 use libc;
 use ptr;

src/libstd/sys/unix/ext/fs.rs

@@ -12,9 +12,6 @@
 
 #![stable(feature = "rust1", since = "1.0.0")]
 
-#[cfg(stage0)]
-use prelude::v1::*;
-
 use fs::{self, Permissions, OpenOptions};
 use io;
 use libc;

src/libstd/sys/unix/ext/process.rs

@@ -14,8 +14,6 @@
 
 use os::unix::raw::{uid_t, gid_t};
 use os::unix::io::{FromRawFd, RawFd, AsRawFd, IntoRawFd};
-#[cfg(stage0)]
-use prelude::v1::*;
 use process;
 use sys;
 use sys_common::{AsInnerMut, AsInner, FromInner, IntoInner};

src/libstd/sys/unix/fd.rs

@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[cfg(stage0)]
-use core::prelude::v1::*;
-
 use io;
 use libc::{self, c_int, size_t, c_void};
 use mem;

src/libstd/sys/unix/fs.rs

@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[cfg(stage0)]
-use core::prelude::v1::*;
 use io::prelude::*;
 use os::unix::prelude::*;
 

src/libstd/sys/unix/mod.rs

@@ -11,9 +11,6 @@
 #![allow(missing_docs)]
 #![allow(non_camel_case_types)]
 
-#[cfg(stage0)]
-use prelude::v1::*;
-
 use io::{self, ErrorKind};
 use libc;
 use num::One;

src/libstd/sys/unix/mutex.rs

@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[cfg(stage0)]
-use prelude::v1::*;
-
 use cell::UnsafeCell;
 use sys::sync as ffi;
 use mem;

src/libstd/sys/unix/os_str.rs

@@ -11,9 +11,6 @@
 /// The underlying OsString/OsStr implementation on Unix systems: just
 /// a `Vec<u8>`/`[u8]`.
 
-#[cfg(stage0)]
-use core::prelude::v1::*;
-
 use borrow::Cow;
 use fmt::{self, Debug};
 use vec::Vec;

src/libstd/sys/unix/pipe.rs

@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[cfg(stage0)]
-use prelude::v1::*;
-
 use sys::fd::FileDesc;
 use io;
 use libc;

src/libstd/sys/unix/rwlock.rs

@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[cfg(stage0)]
-use prelude::v1::*;
-
 use libc;
 use cell::UnsafeCell;
 use sys::sync as ffi;

src/libstd/sys/unix/stack_overflow.rs

@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[cfg(stage0)]
-use core::prelude::v1::*;
-
 use libc;
 use self::imp::{make_handler, drop_handler};
 

src/libstd/sys/unix/stdio.rs

@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#[cfg(stage0)]
-use prelude::v1::*;
-
 use io;
 use libc;
 use sys::fd::FileDesc;

src/libstd/sys/unix/thread.rs

@@ -163,9 +163,6 @@ impl Drop for Thread {
           not(target_os = "netbsd"),
           not(target_os = "openbsd")))]
 pub mod guard {
-    #[cfg(stage0)]
-    use prelude::v1::*;
-
     pub unsafe fn current() -> Option<usize> { None }
     pub unsafe fn init() -> Option<usize> { None }
 }

src/libstd/sys/unix/thread_local.rs

@@ -10,8 +10,6 @@
 
 #![allow(dead_code)] // sys isn't exported yet
 
-#[cfg(stage0)]
-use prelude::v1::*;
 use libc::c_int;
 
 pub type Key = pthread_key_t;