tyset(3) - phpMan
sigemptyset (3) - POSIX signal set operations sigemptyset (3p) - initialize and empty a signal set sigisemptyset (3) - POSIX signal set operations systemd-veritysetup (8) - Disk integrity protection logic systemd-veritysetup-generator (8) - Unit generator for integrity protected bl... systemd-veritysetup@.service (8) - Disk integrity protection logic