User's Manual

57
 a)Youmustcausethemodiedlestocarryprominentnotices
statingthatyouchangedthelesandthedateofanychange.
 b)Youmustcauseanyworkthatyoudistributeorpublish,that
inwholeorinpartcontainsorisderivedfromtheProgramor
anypartthereof,tobelicensedasawholeatnochargetoall
thirdpartiesunderthetermsofthisLicense.
 c)Ifthemodiedprogramnormallyreadscommands
interactivelywhenrun,youmustcauseit,whenstarted
runningforsuchinteractiveuseinthemostordinaryway,to
printordisplayanannouncementincludinganappropriate
copyrightnoticeandanoticethatthereisnowarranty(or
else,sayingthatyouprovideawarranty)andthatusersmay
redistributetheprogramundertheseconditions,andtelling
theuserhowtoviewacopyofthisLicense.(Exception:ifthe
Programitselfisinteractivebutdoesnotnormallyprintsuch
anannouncement,yourworkbasedontheProgramisnot
requiredtoprintanannouncement.)
 Theserequirementsapplytothemodiedworkasawhole.
Ifidentiablesectionsofthatworkarenotderivedfromthe
Program,andcanbereasonablyconsideredindependentand
separateworksinthemselves,thenthisLicense,anditsterms,
donotapplytothosesectionswhenyoudistributethemas
separateworks.Butwhenyoudistributethesamesections
aspartofawholewhichisaworkbasedontheProgram,the
distributionofthewholemustbeonthetermsofthisLicense,
whosepermissionsforotherlicenseesextendtotheentire
whole,andthustoeachandeverypartregardlessofwho
wroteit.
 Thus,itisnottheintentofthissectiontoclaimrightsorcontest
yourrightstoworkwrittenentirelybyyou;rather,theintentis
toexercisetherighttocontrolthedistributionofderivativeor
collectiveworksbasedontheProgram.