Function ibm_db::SQLGetDescFieldW

pub unsafe extern "C" fn SQLGetDescFieldW(
    hdesc: SQLHDESC, 
    iRecord: SQLSMALLINT, 
    iField: SQLSMALLINT, 
    rgbValue: SQLPOINTER, 
    cbValueMax: SQLINTEGER, 
    pcbValue: *mut SQLINTEGER
) -> SQLRETURN