Here is a list of all documented struct and union fields with links to the struct/union documentation for each field:

• alternative : xprintf__conversionFlags
• channel : xprintf_protectedChannel
• digitBase : xprintf__conversionPparams
• flags : xprintf__conversionPparams
• leadingzeroes : xprintf__conversionFlags
• leftjustified : xprintf__conversionFlags
• maxNullPos : xsnprintf_channel
• minWidth : xprintf__conversionPparams
• nextCharPos : xsnprintf_channel
• precision : xprintf__conversionPparams
• protectionCredentials : xprintf_protectedChannel
• sign : xprintf__conversionPparams
• signplus : xprintf__conversionFlags
• signspace : xprintf__conversionFlags
• upper : xprintf__conversionFlags
• writeProtected : xprintf_protectedChannel