le>

<p>

<table cellspacing=0 cellpadding=0>

<tr valign=top>

<td width=108></td>

<td nowrap><font face="Times"><b>fcntl.h</b></font></td>

<td nowrap><font face="Times"><b>regex.h</b></font></td>

<td><font face="Times"><b>strings.h</b></font></td></tr>

<tr valign=top>

<td width=108></td>

<td nowrap><font face="Times"><b>libc.h</b></font></td>

<td nowrap><font face="Times"><b>stdio.h</b></font></td>

<td><font face="Times"><b>time.h</b></font></td></tr>

<tr valign=top>

<td width=108></td>

<td now