> - 1U) &amp; ~(MEM_ALIGNMENT-1U))</td>
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<p>Calculate memory size for an aligned buffer - returns the next highest multiple of MEM_ALIGNMENT (e.g. <a class="el" href="group__compiler__abstraction.html#gaef204be511fd32f681b55abc08e9ae18">LWIP_MEM_ALIGN_SIZE(3)</a> and <a class="el" href="group__compiler__abstraction.html#gaef204be511fd32f681b55abc08e9ae18">LWIP_MEM_ALIGN_SIZE(4)</a> will both yield 4 for MEM_ALIGNMENT == 4). </p>

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