.Dv ATTR_CMN_NAME
and
.Dv ATRR_CMN_RETURNED_ATTRS
-are required and the absence of these attributes in the attrList parameter results in an error.
+are required and the absence of these attributes in the attrList parameter results in an error. Note that
+not all attributes supported by
+.Fn getattrlist
+may be vended back by this call, which is why the aforementioned flag must be supplied. In particular
+.Dv ATTR_CMN_FULLPATH
+may not be valid on all directory entries whose information is requested by this call.
.Pp
.
.\" attrBuf and attrBufSize parameters