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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
# IMGETR -- Get an image header parameter of type real.
real procedure imgetr (im, key)
pointer im # image descriptor
char key[ARB] # parameter to be returned
double dval, imgetd()
errchk imgetd
begin
dval = imgetd (im, key)
if (IS_INDEFD(dval))
return (INDEFR)
else
return (dval)
end
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