Prevent double linking libutil

Author: kamalmarhubi

src/unix/bsd/freebsdlike/mod.rs

@@ -590,10 +590,6 @@ extern {
                         timeout: *const ::timespec) -> ::c_int;
     pub fn sigwaitinfo(set: *const sigset_t,
                        info: *mut siginfo_t) -> ::c_int;
-}
-
-#[link(name = "util")]
-extern "C" {
     pub fn openpty(amaster: *mut ::c_int,
                    aslave: *mut ::c_int,
                    name: *mut ::c_char,

src/unix/bsd/openbsdlike/mod.rs

@@ -376,6 +376,7 @@ pub const Q_SETQUOTA: ::c_int = 0x400;
 
 pub const RTLD_GLOBAL: ::c_int = 0x100;
 
+#[link(name = "util")]
 extern {
     pub fn mincore(addr: *mut ::c_void, len: ::size_t,
                    vec: *mut ::c_char) -> ::c_int;
@@ -393,10 +394,6 @@ extern {
                      flags: ::c_int) -> ::c_int;
     pub fn futimens(fd: ::c_int, times: *const ::timespec) -> ::c_int;
     pub fn fdatasync(fd: ::c_int) -> ::c_int;
-}
-
-#[link(name = "util")]
-extern "C" {
     pub fn openpty(amaster: *mut ::c_int,
                    aslave: *mut ::c_int,
                    name: *mut ::c_char,

src/unix/notbsd/linux/mod.rs

@@ -398,6 +398,7 @@ f! {
     }
 }
 
+#[link(name = "util")]
 extern {
     pub fn shm_open(name: *const c_char, oflag: ::c_int,
                     mode: mode_t) -> ::c_int;
@@ -531,10 +532,6 @@ extern {
                         timeout: *const ::timespec) -> ::c_int;
     pub fn sigwaitinfo(set: *const sigset_t,
                        info: *mut siginfo_t) -> ::c_int;
-}
-
-#[link(name = "util")]
-extern "C" {
     pub fn openpty(amaster: *mut ::c_int,
                    aslave: *mut ::c_int,
                    name: *mut ::c_char,