httpGetAuthString() was added with cups 1.3 and we depend on a newer version now. The direct field access was a fallback in case httpGetAuthString() was missing, so this can also be dropped. Ported to master from !938
httpGetAuthString() was added with cups 1.3 and we depend on a newer version now. The direct field access was a fallback in case httpGetAuthString() was missing, so this can also be dropped. Ported to master from !938