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diff --git a/src/c/elementaryFunctions/includes/fix.h b/src/c/elementaryFunctions/includes/fix.h
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+/*
+ *  Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
+ *  Copyright (C) 2006-2008 - INRIA - Arnaud Torset
+ *
+ *  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 __FIX_H__
+#define __FIX_H__
+
+#include "dynlib_elementaryfunctions.h"
+#include "floatComplex.h"
+#include "doubleComplex.h"
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+/*
+	fix(x) returns an integer matrix made of nearest rounded integers toward zero,i.e, y=sign(x).*floor(abs(x)). Same as int.
+	In these functions, I take the formula : 
+		if x>=0 y=floor(x)
+		else y=ceil(x)
+*/
+
+EXTERN_ELEMFUNCT float	sfixs(float in);
+
+EXTERN_ELEMFUNCT double dfixs(double in);
+
+EXTERN_ELEMFUNCT floatComplex cfixs(floatComplex in);
+
+EXTERN_ELEMFUNCT doubleComplex zfixs(doubleComplex in);
+
+EXTERN_ELEMFUNCT void	sfixa(float* in, int size, float* out);
+
+EXTERN_ELEMFUNCT void	dfixa(double* in, int size, double* out);
+
+EXTERN_ELEMFUNCT void	cfixa(floatComplex* in, int size, floatComplex* out);
+
+EXTERN_ELEMFUNCT void	zfixa(doubleComplex* in, int size, doubleComplex* out);
+
+#ifdef  __cplusplus
+} /* extern "C" */
+#endif
+
+
+#endif /* !__FIX_H__ */
+