Update redox_syscall to 0.2.4

src/arch/x86_64/interrupt/handler.rs

@@ -1,5 +1,6 @@
 use core::mem;
-use syscall::IntRegisters;
+
+use crate::syscall::IntRegisters;
 
 use super::super::flags::*;
 

src/context/arch/x86_64.rs

@@ -1,6 +1,7 @@
 use core::mem;
 use core::sync::atomic::{AtomicBool, Ordering};
-use syscall::data::FloatRegisters;
+
+use crate::syscall::FloatRegisters;
 
 /// This must be used by the kernel to ensure that context switches are done atomically
 /// Compare and exchange this to true when beginning a context switch on any CPU

src/scheme/proc.rs

@@ -4,7 +4,9 @@ use crate::{
     ptrace,
     scheme::{AtomicSchemeId, SchemeId},
     syscall::{
-        data::{FloatRegisters, IntRegisters, PtraceEvent, Stat},
+        FloatRegisters,
+        IntRegisters,
+        data::{PtraceEvent, Stat},
         error::*,
         flag::*,
         scheme::{calc_seek_offset_usize, Scheme},

src/syscall/mod.rs

@@ -4,7 +4,17 @@
 
 extern crate syscall;
 
-pub use self::syscall::{data, error, flag, io, number, ptrace_event, scheme};
+pub use self::syscall::{
+    FloatRegisters,
+    IntRegisters,
+    data,
+    error,
+    flag,
+    io,
+    number,
+    ptrace_event,
+    scheme,
+};
 
 pub use self::driver::*;
 pub use self::fs::*;