<TR>
<TD>typedef uint32 tstrip_t;</TD>	<TD>strip number</TD>
</TR>

<TR>
<TD>typedef uint32 ttile_t;</TD>		<TD>tile number</TD>
</TR>

<TR>
<TD>typedef int32 tsize_t;</TD>		<TD>i/o size in bytes</TD>
</TR>

<TR>
<TD>typedef void* tdata_t;</TD>		<TD>image data ref</TD>
</TR>

<TR>
<TD>typedef void* thandle_t;</TD>	<TD>client data handle</TD>
</TR>

<TR>
<TD>typedef int32 toff_t;</TD>		<TD>file offset (should be off_t)</TD>
</TR>

<TR>
<TD>typedef unsigned char* tidata_t;</TD> <TD>internal image data</TD>
</T