1<assertions>
2  <assertion id="1" tag="ref:XSH6:8201:8202 pt:CX">
3	The difftime ( ) function shall compute the difference between two calendar times
4        (as returned by
5	time( )): time1. time0.
6  </assertion>
7  <assertion id="2" tag="ref:XSH6:8204:8204 pt:CX">
8  The difftime ( ) function shall return the difference expressed in seconds as a type double.
9  </assertion>
10</assertions>
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