1*4882a593Smuzhiyun Permission to use, copy, modify and distribute the DocBook DTD and 2*4882a593Smuzhiyun its accompanying documentation for any purpose and without fee is 3*4882a593Smuzhiyun hereby granted in perpetuity, provided that the above copyright 4*4882a593Smuzhiyun notice and this paragraph appear in all copies. The copyright 5*4882a593Smuzhiyun holders make no representation about the suitability of the DTD for 6*4882a593Smuzhiyun any purpose. It is provided "as is" without expressed or implied 7*4882a593Smuzhiyun warranty. 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun If you modify the DocBook DTD in any way, except for declaring and 10*4882a593Smuzhiyun referencing additional sets of general entities and declaring 11*4882a593Smuzhiyun additional notations, label your DTD as a variant of DocBook. See 12*4882a593Smuzhiyun the maintenance documentation for more information. 13*4882a593Smuzhiyun 14