EntityQ284243· pop 22· linked from 224 articlestouchSign in to savestandard Unix program used to change a file's access and modification timestampsConnectionsGNU General Public LicenseEntitylist of UNIX commandsEntityBSD licensesEntityGNU Core UtilitiesEntitylnEntityenvironment variableEntityDR-DOSEntitySingle UNIX SpecificationEntitywhoEntityLinuxEntityoperating systemEntityApple Inc.ConceptMicrosoft WindowsEntityInternational Standard Book NumberEntityQ15777EntityQ11368EntityIBMEntitycomputer fileEntitysource codeEntityprogrammerEntityCategoriesIBM i Qshell commandsInferno (operating system) commandsPlan 9 commandsReactOS commandsStandard Unix programsUnix SUS2008 utilities