Function spl_token::instruction::burn

pub fn burn(
    token_program_id: &Pubkey,
    account_pubkey: &Pubkey,
    mint_pubkey: &Pubkey,
    authority_pubkey: &Pubkey,
    signer_pubkeys: &[&Pubkey],
    amount: u64
) -> Result<Instruction, ProgramError>

Creates a Burn instruction.