1<assertions>
2  <assertion id="1" tag="ref:XSH6:41855:41856">
3sigemptyset() initializes the signal set pointed to by set, such that
4all signals defined in IEEE Std 1003.1-2001 are excluded from the set.
5  </assertion>
6  <assertion id="2" tag="ref:XSH6:41858:41859">
7sigemptyset() returns 0 upon successful completion
8  </assertion>
9  <assertion id="3" tag="ref:XSH6:41858:41859">
10sigemptyset() returns -1 and sets errno to indicate the error in case of
11unsuccessful completion.
12  </assertion>
13</assertions>
14