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diff --git a/src/c/elementaryFunctions/bitset/u16bitsets.c b/src/c/elementaryFunctions/bitset/u16bitsets.c
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+/* Copyright (C) 2016 - IIT Bombay - FOSSEE
+
+ 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
+ Author: Mushir
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "bitset.h"
+#include<stdio.h>
+
+uint16 u16bitsets(uint16 value,int position,int bit_value)
+{
+ if(bit_value==1)
+ {
+ unsigned char mask1 = 1 << (position-1) ; /* we could cast to unsigned char, just to be safe */
+ return (mask1 | value);
+ }
+ else
+ {
+ unsigned char mask2 = ~(1 << (position-1)); /*we could cast to unsigned char, just to be safe*/
+ return (mask2 & value);
+
+ }
+
+}