CAPABILITIES (man7)
capabilities − overview of Linux capabilities
capabilities − overview of Linux capabilities
SM2 − Chinese SM2 signature and encryption algorithm support
keyutils − in-kernel key management utilities
udev − Dynamic device management
tc-hfcs − Hierarchical Fair Service Curve
roff − concepts and history of roff typesetting
libgii : A flexible library for input handling
mailaddr − mail addressing description
sock_diag − obtaining information about sockets
systemd.journal-fields − Special journal fields