module Biocaml_mzData:sig..end
typevec =(float, Bigarray.float64_elt, Bigarray.fortran_layout) Bigarray.Array1.t
typeint_vec =(int, Bigarray.int_elt, Bigarray.fortran_layout) Bigarray.Array1.t
module Precursor:sig..end
type |    | id : | (* | index of the spectrum in the file (starting with 1). | *) | 
|    | mslevel : | (* | 1: MS, 2: MS/MS,... | *) | 
|    | precursor : | (* | List of precursors to the spectrum currently being described. | *) | 
|    | mz : | (* | m/z | *) | 
|    | int : | (* | intensities | *) | 
|    | sup : | (* | Supplemental (name, arrays), if any | *) | 
val of_file : string -> spectrum listof_file fname returns the spectra contained in the file
    fname.