Function openssl_sys::BN_is_negative
pub unsafe extern "C" fn BN_is_negative(b: *const ::BIGNUM) -> c_int
The portability is definied by:
#[cfg(any(ossl110, libressl350))]
pub unsafe extern "C" fn BN_is_negative(b: *const ::BIGNUM) -> c_int
#[cfg(any(ossl110, libressl350))]