<dd class="description">Red, green, blue (DeviceRGB, sRGB by default)</dd>
<dt>CUPS_CSPACE_RGBA </dt>
<dd class="description">Red, green, blue, alpha (DeviceRGB, sRGB by default)</dd>
<dd class="description">Red, green, blue (DeviceRGB, sRGB by default)</dd>
<dt>CUPS_CSPACE_RGBA </dt>
<dd class="description">Red, green, blue, alpha (DeviceRGB, sRGB by default)</dd>