Function nginx::PKCS7_SIGNER_INFO_set

pub unsafe extern "C" fn PKCS7_SIGNER_INFO_set(
    p7i: *mut PKCS7_SIGNER_INFO, 
    x509: *mut X509, 
    pkey: *mut EVP_PKEY, 
    dgst: *const EVP_MD
) -> c_int