<field type="CARD16" name="uid" />
<field type="CARD16" name="gid" />
<field type="CARD8" name="pixmap_format" />
+ <pad bytes="15" />
</reply>
</request>
<field type="SEG" name="shmseg" />
<field type="CARD32" name="shmid" />
<field type="BOOL" name="read_only" />
+ <pad bytes="3" />
</request>
<request name="Detach" opcode="2">