User's Manual

101
 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.
 Inaddition,mereaggregationofanotherworknotbasedonthe
ProgramwiththeProgram(orwithaworkbasedontheProgram)
onavolumeofastorageordistributionmediumdoesnotbring
theotherworkunderthescopeofthisLicense.
3. You maycopyand distributethe Program(ora workbasedon
it,underSection2)inobjectcodeorexecutableformunderthe
termsofSections1and2aboveprovidedthatyoualsodooneof
thefollowing:
 a) Accompanyit withthe completecorrespondingmachine-
readablesourcecode,whichmustbedistributedunderthetermsof
Sections1and2aboveonamediumcustomarilyusedforsoftware
interchange; or,
 b) Accompanyitwithawrittenoer,validforatleastthreeyears,