Convey the exclusion of warranty ; and each file should have at least 序的开头，以便最有效地传递拒绝担保的信息。
2.
It is safest to attach them to the start of each source file to most effectively convey the exclusion of warranty ; and each file should have at least the " copyright " line and a pointer to where the full notice is found 最安全的作法，是将声明放在每份源码挡案的起始处，以有效传达无担保责任的讯息且每份挡案至少应有著作权列以及本份声明全文位置的提示。
