Function dpiMsgProps_getPriority 

pub unsafe extern "C" fn dpiMsgProps_getPriority(
    props: *mut dpiMsgProps,
    value: *mut i32,
) -> c_int

Returns the priority assigned to the message. See function dpiMsgProps_setPriority() for more information.

The function returns DPI_SUCCESS for success and DPI_FAILURE for failure.