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diff --git a/src/auxiliaryFunctions/includes/sign.h b/src/auxiliaryFunctions/includes/sign.h
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--- a/src/auxiliaryFunctions/includes/sign.h
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-/*
- *  Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
- *  Copyright (C) 2007-2008 - INRIA - Bruno JOFRET
- *
- *  This file must be used under the terms of the CeCILL.
- *  This source file is licensed as described in the file COPYING, which
- *  you should have received as part of this distribution.  The terms
- *  are also available at
- *  http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
- *
- */
-
-#ifndef __SIGN_H__
-#define __SIGN_H__
-
-#include <math.h>
-
-#include "dynlib_auxiliaryfunctions.h"
-#include "floatComplex.h"
-#include "doubleComplex.h"
-
-#ifdef  __cplusplus
-extern "C" {
-#endif
-
-/**
- ** \brief Float Signe function
- ** Determine the sign of in (assume that 0 is positive).
- ** \param in : the float we must determine sign.
- ** \return -1 or +1 depending on the sign of in.
- **/
-EXTERN_AUXFUNCT float		ssigns(float in);
-
-/**
- ** \brief Double Signe function
- ** Determine the sign of in (assume that 0 is positive).
- ** \param in : the double we must determine sign.
- ** \return -1 or +1 depending on the sign of in.
- **/
-EXTERN_AUXFUNCT double		dsigns(double in);
-
-/**
- ** \brief Float Complex Signe function
- ** Determine the sign of in (assume that 0 is positive).
- ** \param in : the float we must determine sign.
- ** \return -1 or +1 depending on the sign of in.
- **/
-EXTERN_AUXFUNCT floatComplex	csigns(floatComplex in);
-
-/**
- ** \brief Double Complex Signe function
- ** Determine the sign of in (assume that 0 is positive).
- ** \param in : the double we must determine sign.
- ** \return -1 or +1 depending on the sign of in.
- **/
-EXTERN_AUXFUNCT doubleComplex	zsigns(doubleComplex in);
-
-/**
- ** \brief Float Signe Array function
- ** Determine the sign of an array in (assume that 0 is positive).
- ** \param in : the float array we must determine sign.
- ** \param size : the number of elements.
- ** \return -1 or +1 depending on the sign of in elements.
- **/
-EXTERN_AUXFUNCT void	ssigna(float *in, int size, float *out);
-
-/**
- ** \brief Double Signe Array function
- ** Determine the sign of an array in (assume that 0 is positive).
- ** \param in : the double array we must determine sign.
- ** \param size : the number of elements.
- ** \return -1 or +1 depending on the sign of in elements.
- **/
-EXTERN_AUXFUNCT void	dsigna(double *in, int size, double *out);
-
-/**
- ** \brief Float Signe Complex Array function
- ** Determine the sign of an array in (assume that 0 is positive).
- ** \param in : the float complex array we must determine sign.
- ** \param size : the number of elements.
- ** \return -1 or +1 depending on the sign of in elements.
- **/
-EXTERN_AUXFUNCT void	csigna(floatComplex *in, int size, floatComplex *out);
-
-/**
- ** \brief Double Signe Complex Array function
- ** Determine the sign of an array in (assume that 0 is positive).
- ** \param in : the double complex array we must determine sign.
- ** \param size : the number of elements.
- ** \return -1 or +1 depending on the sign of in elements.
- **/
-EXTERN_AUXFUNCT void	zsigna(doubleComplex *in, int size, doubleComplex *out);
-
-#ifdef  __cplusplus
-} /* extern "C" */
-#endif
-
-
-#endif /* !__SIGN_H__ */