/c2D.gif" width=8 height=4> <font face="Times">(netbuf_t)<b>allocateNetbuf</b></font></td></tr>

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<td><font face="Times">This method creates and returns a netbuf to be used for an impending output.</font>

<p><font face="Times">This method doesn't always have to return a buffer. For example, you might want to limit the number of buffers your driver instance can allocate (say, 200 kilobytes worth) so that it won't use to