Function MsiGetFeatureUsageA 

pub unsafe fn MsiGetFeatureUsageA<P0, P1>(
    szproduct: P0,
    szfeature: P1,
    pdwusecount: Option<*mut u32>,
    pwdateused: Option<*mut u16>,
) -> u32
where
    P0: Param<PCSTR>,
    P1: Param<PCSTR>,