get rid of unnecessary configuration

Author: bgermann

src/unix/solaris/mod.rs

@@ -1346,9 +1346,6 @@ extern {
                       buf: *mut ::c_char,
                       buflen: ::size_t,
                       result: *mut *mut ::group) -> ::c_int;
-    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
-               link_name = "sigaltstack$UNIX2003")]
-    #[cfg_attr(target_os = "netbsd", link_name = "__sigaltstack14")]
     pub fn sigaltstack(ss: *const stack_t,
                        oss: *mut stack_t) -> ::c_int;
     pub fn sem_close(sem: *mut sem_t) -> ::c_int;
@@ -1359,40 +1356,32 @@ extern {
                       buf: *mut ::c_char,
                       buflen: ::size_t,
                       result: *mut *mut ::group) -> ::c_int;
-    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
-               link_name = "pthread_sigmask$UNIX2003")]
     pub fn pthread_sigmask(how: ::c_int, set: *const sigset_t,
                            oldset: *mut sigset_t) -> ::c_int;
     pub fn sem_open(name: *const ::c_char, oflag: ::c_int, ...) -> *mut sem_t;
     pub fn getgrnam(name: *const ::c_char) -> *mut ::group;
     pub fn pthread_kill(thread: ::pthread_t, sig: ::c_int) -> ::c_int;
     pub fn sem_unlink(name: *const ::c_char) -> ::c_int;
     pub fn daemon(nochdir: ::c_int, noclose: ::c_int) -> ::c_int;
-    #[cfg_attr(target_os = "netbsd", link_name = "__getpwnam_r50")]
     #[cfg_attr(target_os = "solaris", link_name = "__posix_getpwnam_r")]
     pub fn getpwnam_r(name: *const ::c_char,
                       pwd: *mut passwd,
                       buf: *mut ::c_char,
                       buflen: ::size_t,
                       result: *mut *mut passwd) -> ::c_int;
-    #[cfg_attr(target_os = "netbsd", link_name = "__getpwuid_r50")]
     #[cfg_attr(target_os = "solaris", link_name = "__posix_getpwuid_r")]
     pub fn getpwuid_r(uid: ::uid_t,
                       pwd: *mut passwd,
                       buf: *mut ::c_char,
                       buflen: ::size_t,
                       result: *mut *mut passwd) -> ::c_int;
-    #[cfg_attr(all(target_os = "macos", target_arch ="x86"),
-               link_name = "sigwait$UNIX2003")]
     #[cfg_attr(target_os = "solaris", link_name = "__posix_sigwait")]
     pub fn sigwait(set: *const sigset_t,
                    sig: *mut ::c_int) -> ::c_int;
     pub fn pthread_atfork(prepare: Option<unsafe extern fn()>,
                           parent: Option<unsafe extern fn()>,
                           child: Option<unsafe extern fn()>) -> ::c_int;
     pub fn getgrgid(gid: ::gid_t) -> *mut ::group;
-    #[cfg_attr(all(target_os = "macos", target_arch = "x86"),
-               link_name = "popen$UNIX2003")]
     pub fn popen(command: *const c_char,
                  mode: *const c_char) -> *mut ::FILE;
 }