diff --git a/src/redox/mod.rs b/src/redox/mod.rs
index 8b6518eea1536abf0a220927576ca40de82c80b7..7c7f4229e601faee0bcba4aae8358d813b02278d 100644
--- a/src/redox/mod.rs
+++ b/src/redox/mod.rs
@@ -126,9 +126,11 @@ extern {
     pub fn getpid() -> pid_t;
     pub fn memalign(align: ::size_t, size: ::size_t) -> *mut ::c_void;
     pub fn read(fd: ::c_int, buf: *mut ::c_void, count: ::size_t) -> ::ssize_t;
-    pub fn setenv(name: *const c_char, val: *const c_char, overwrite: ::c_int) -> ::c_int;
+    pub fn setenv(name: *const c_char, val: *const c_char, overwrite: ::c_int)
+                  -> ::c_int;
     pub fn unsetenv(name: *const c_char) -> ::c_int;
-    pub fn write(fd: ::c_int, buf: *const ::c_void, count: ::size_t) -> ::ssize_t;
+    pub fn write(fd: ::c_int, buf: *const ::c_void, count: ::size_t)
+                 -> ::ssize_t;
 }
 
 #[link(name = "c")]