Function breez_sdk_liquid::bitcoin::util::key::secp256k1::ffi::secp256k1_ec_pubkey_serialize
pub unsafe extern "C" fn secp256k1_ec_pubkey_serialize(
cx: *const Context,
output: *mut u8,
out_len: *mut usize,
pk: *const PublicKey,
compressed: u32,
) -> i32