FUNCTION dustem_read_isrf,file,silent=silent,Nisrf=Nisrf

;        lambISRF(k) = val(1)
;        ISRF(k) = val(2)

readcol,file,lambisrf,isrf,silent=silent
nlines=n_elements(lambisrf)

one_st={lambisrf:0.,isrf:0.}
st=replicate(one_st,Nlines)

st.lambisrf=lambisrf
st.isrf=isrf

;==========I DON'T THINK WE NEED TO KEEP THESE COMMENTS=========

;FOLLOWING IS WRONG (SOMEBODY (CAN) GET/(GOT) CONFUSED BETWEEN isrf.dat AND

;lambda.dat)

;THIS was right. Somebody else got confused too: The first element is
;now the number of lines, so it should not be included in the
;strcuture. Signe JPB


;IF getenv('DUSTEM_WHICH') EQ 'VERSTRAETE' THEN BEGIN
IF !dustem_which EQ 'VERSTRAETE' THEN BEGIN
  st=st(1:*)
  Nisrf=n_elements(st)
ENDIF
;IF getenv('DUSTEM_WHICH') EQ 'WEB3p8' THEN BEGIN

IF !dustem_which EQ 'RELEASE' THEN BEGIN

  st=st(1:*)
  Nisrf=n_elements(st)
ENDIF

;stop

return,st

END