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-rw-r--r--src/libstd/sys/windows/c.rs5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/libstd/sys/windows/c.rs b/src/libstd/sys/windows/c.rs
index 1a563127f7f..5384ef46e9a 100644
--- a/src/libstd/sys/windows/c.rs
+++ b/src/libstd/sys/windows/c.rs
@@ -47,7 +47,9 @@ pub type CHAR = c_char;
 pub type HCRYPTPROV = LONG_PTR;
 pub type ULONG_PTR = c_ulonglong;
 pub type ULONG = c_ulong;
+#[cfg(target_arch = "x86_64")]
 pub type ULONGLONG = u64;
+#[cfg(target_arch = "x86_64")]
 pub type DWORDLONG = ULONGLONG;
 
 pub type LPBOOL = *mut BOOL;
@@ -66,7 +68,6 @@ pub type LPVOID = *mut c_void;
 pub type LPWCH = *mut WCHAR;
 pub type LPWIN32_FIND_DATAW = *mut WIN32_FIND_DATAW;
 pub type LPWSADATA = *mut WSADATA;
-pub type LPWSAPROTOCOLCHAIN = *mut WSAPROTOCOLCHAIN;
 pub type LPWSAPROTOCOL_INFO = *mut WSAPROTOCOL_INFO;
 pub type LPWSTR = *mut WCHAR;
 pub type LPFILETIME = *mut FILETIME;
@@ -311,8 +312,6 @@ pub struct WSADATA {
     pub szSystemStatus: [u8; WSASYS_STATUS_LEN + 1],
 }
 
-pub type WSAEVENT = HANDLE;
-
 #[repr(C)]
 pub struct WSAPROTOCOL_INFO {
     pub dwServiceFlags1: DWORD,