pub unsafe extern "C" fn EVP_PKEY_meth_set_verifyctx(
pmeth: *mut evp_pkey_method_st,
verifyctx_init: Option<unsafe extern "C" fn(_: *mut evp_pkey_ctx_st, _: *mut evp_md_ctx_st) -> i32>,
verifyctx: Option<unsafe extern "C" fn(_: *mut evp_pkey_ctx_st, _: *const u8, _: i32, _: *mut evp_md_ctx_st) -> i32>,
)