function INT, Num
 
;+
; NAME:
;	INT
;
; PURPOSE:
;	This function returns the integer closest to zero that is
;	within 1.0 of the number.
;
; CATEGORY:
;	Comet Nucleus Tour CRISP IR Spectrometer calibration pipeline.
;
; CALLING SEQUENCE:
;
;	x=int(Num)
;
; INPUTS:
;	Num:	The number to truncate.
;
; OUTPUTS:
;	This function returns the integer closest to zero that is
;	within 1.0 of the number.
;
; EXAMPLE:
;       print, INT(-10.5)
;	-10
;
; MODIFICATION HISTORY:
; 	Written by:	Joseph Harrington, Cornell. 1994 Jun 3
;			jh@oobleck.astro.cornell.edu
;-

if num < 0. then begin
	return, ceil(num)
endif else begin
	return, floor(num)
endelse
end