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<H2> intdosx </H2>
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<H3> Syntax                                                                                                                                                                                                                                                                                                                                                                                                                                                                    </H3>
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<TABLE><tr><td>&nbsp;</td><td class=example><pre>#include &#60;dos.h&#62;

int intdosx(union REGS *in, union REGS *out, struct SREGS *s);
</pre></td></tr></table></P><P>

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<H3> Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                 </H3>
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This function is just like <CODE>int86x</CODE> (see section <A HREF="libc_487.html">int86x</A>) except that the
interrupt vector is 0x21.
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<H3> Return Value                                                                                                                                                                                                                                                                                                                                                                                                                    </H3>
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<CODE>EAX</CODE>
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<H3> Portability                                                                                                                                                                                                                                                                                                                                                                                                                                                                   </H3>
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<TABLE>
<TR><TD>ANSI/ISO C</TD>
</TD><TD> No
</TR>
<TR><TD>POSIX</TD>
</TD><TD> No
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