User's Manual

56
Toprotectyourrights,weneedtomakerestrictionsthatforbid
anyonetodenyyoutheserightsortoaskyoutosurrenderthe
rights.Theserestrictionstranslatetocertainresponsibilitiesfor
you if you distribute copies of the software, or if you modify it.
Forexample,ifyoudistributecopiesofsuchaprogram,whether
gratisorforafee,youmustgivetherecipientsalltherights
that you have. You must make sure that they, too, receive or can
getthesourcecode.Andyoumustshowthemthesetermsso
theyknowtheirrights.Weprotectyourrightswithtwosteps:
(1)copyrightthesoftware,and(2)oeryouthislicensewhich
givesyoulegalpermissiontocopy,distributeand/ormodifythe
software.
Also, for each author’s protection and ours, we want to make
certain that everyone understands that there is no warranty for
this free software. If the software is modied by someone else and
passed on, we want its recipients to know that what they have is
nottheoriginal,sothatanyproblemsintroducedbyotherswill
notreectontheoriginalauthors’reputations.
Finally,anyfreeprogramisthreatenedconstantlybysoftware
patents.Wewishtoavoidthedangerthatredistributorsofafree
programwillindividuallyobtainpatentlicenses,ineectmaking
theprogramproprietary.Topreventthis,wehavemadeitclear
that any patent must be licensed for everyone’s free use or not
licensed at all.
Theprecisetermsandconditionsforcopying,distributionand
modication follow.
Terms & conditions for copying, distribution, & modication
0. ThisLicenseappliestoanyprogramorotherworkwhich