read trajectory {<read-trajectory-statement>} end
<read-trajectory-statement> :==
next
For subsequent calls.
The symbol $status initially is set to READ. After the
last coordinate set has been read it is set to COMPLETE.
ascii=<logical>
Input trajectory is formatted rather than binary. Default=false
Several input files may be specified. Files are read in the
order given. Begin, skip, stop are all in integration units.