Function xdrfile::c_abi::xdrfile::xdrfile_write_double

pub unsafe extern "C" fn xdrfile_write_double(
    ptr: *mut c_double, 
    ndata: c_int, 
    xfp: *mut XDRFILE
) -> c_int

\brief Write one or more \a double type variable(s)

\param ptr Pointer to memory where data should be read \param ndata Number of double to write. \param xfp Handle to portable binary file, created with xdrfile_open()

\return Number of doubles written