Function LLVMOrcLLJITLookup 

#[unsafe(no_mangle)]
pub extern "C" fn LLVMOrcLLJITLookup(
    J: LLVMOrcLLJITRef,
    Result: *mut LLVMOrcExecutorAddress,
    Name: *const c_char,
) -> LLVMErrorRef