Calling GetPrinterData (windows api) from c#

[C# Programming]

Hello Forum

I need to make a call the GetPrinterData

the parameters are

DWORD GetPrinterData(
__in HANDLE hPrinter,
__in LPTSTR pValueName,
__out LPDWORD pType,
__out LPBYTE pData,
__in DWORD nSize,
__out LPDWORD pcbNeeded
);

I have difficulties How to implement the LPBYTE in C#?

Please help

Thank you very much