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21<H1>MEMGetAllocDirForMBlockExpHeap</H1>
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23
24<H2>C Specification</H2>
25<PRE class="construction">#include &lt;revolution/mem.h&gt;
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27u16 MEMGetAllocDirForMBlockExpHeap( const void* memBlock );</PRE>
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30<H2>Arguments</H2>
31<TABLE border="1">
32<TR>
33	<TD><STRONG><EM><CODE>memBlock</CODE></EM></STRONG></TD>
34	<TD>Pointer to the memory block that gets the allocation direction. Information about allocation direction is explained below.</TD>
35</TR>
36  </TABLE>
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39<H2>Return Values</H2>
40<P>Returns the designated memory block allocation direction.</P>
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42<H2>Description</H2>
43<P>This function obtains the allocation direction of the allocated memory block from the expanded heap.</P>
44<P>The allocation direction can be one of the following values:</P>
45<TABLE border="1">
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47    <TR>
48<TD><CODE>MEM_EXPHEAP_ALLOC_DIR_FRONT</CODE></TD>
49<TD>Allocates from the bottom of the free region in the expanded heap when the memory block is allocated.</TD>
50    </TR>
51    <TR>
52<TD><CODE>MEM_EXPHEAP_ALLOC_DIR_REAR</CODE></TD>
53<TD>Allocates from the top of the free region in the expanded heap when the memory block is allocated.</TD>
54    </TR>
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57<H2>See Also</H2>
58<P class="reference"><A href="MEMGetSizeForMBlockExpHeap.html"><CODE>MEMGetSizeForMBlockExpHeap</CODE></A>, <A href="MEMGetGroupIDForMBlockExpHeap.html"><CODE>MEMGetGroupIDForMBlockExpHeap</CODE></A></P>
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61<H2>Revision History</H2>
62<P>03/01/2006 Initial version.</P>
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