word">sizeof</span>(nvtxSyncUserAttributes_t));</div>
</div><!-- fragment --></dd></dl>
<p>If the caller uses Method 1 it is critical that the entire binary layout of the structure be configured to 0 so that all fields are initialized to the default value.</p>
<p>The caller should either use both NVTX_VERSION and NVTX_SYNCUSER_ATTRIB_STRUCT_SIZE (Method 1) or use explicit values and a versioned type (Method 2). Using a mix of the two methods will likely cause either source level incompatibility or binary in