1 files changed, 9 insertions, 2 deletions
diff --git a/src/ffi.rs b/src/ffi.rs
index aa5758f3..dedff22c 100755..100644
--- a/src/ffi.rs
+++ b/src/ffi.rs
@@ -6,8 +6,6 @@ use std::ptr;
 use std::rt::mutex::NativeMutex;
 use sync::one::{Once, ONCE_INIT};
 
-pub use bn::BIGNUM;
-
 pub type ASN1_INTEGER = c_void;
 pub type ASN1_STRING = c_void;
 pub type ASN1_TIME = c_void;
@@ -66,6 +64,15 @@ pub struct X509V3_CTX {
     // Maybe more here
 }
 
+#[repr(C)]
+pub struct BIGNUM {
+    pub d: *mut c_void,
+    pub top: c_int,
+    pub dmax: c_int,
+    pub neg: c_int,
+    pub flags: c_int,
+}
+
 pub type CRYPTO_EX_new = extern "C" fn(parent: *mut c_void, ptr: *mut c_void,
                                        ad: *const CRYPTO_EX_DATA, idx: c_int,
                                        argl: c_long, argp: *const c_void) -> c_int;