manipulate the kernel's key management facility NAME keyctl - manipulate the kernel's key management facility LIBRARY Standard C library ( libc , -lc ) Alternatively, Linux Key Man…request a key from the kernel's key management facility NAME request_key - request a key from the kernel's key management facility LIBRARY Linux Key Management Utilities ( libkeyut…creates a session and sets the process group ID NAME setsid - creates a session and sets the process group ID LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h>…get session ID NAME getsid - get session ID LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> pid_t getsid(pid_t pid ); Feature Test Macro Requirements for gli…set/get process group NAME setpgid, getpgid, setpgrp, getpgrp - set/get process group LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int setpgid(pid_t pid ,…set/get process group NAME setpgid, getpgid, setpgrp, getpgrp - set/get process group LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int setpgid(pid_t pid ,…set/get process group NAME setpgid, getpgid, setpgrp, getpgrp - set/get process group LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int setpgid(pid_t pid ,…set/get process group NAME setpgid, getpgid, setpgrp, getpgrp - set/get process group LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int setpgid(pid_t pid ,…add a key to the kernel's key management facility NAME add_key - add a key to the kernel's key management facility LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <keyu…ioctls for terminals and serial lines NAME ioctl_tty - ioctls for terminals and serial lines LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <asm/termbits.h> /* Definit…enforce a Landlock ruleset NAME landlock_restrict_self - enforce a Landlock ruleset LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <linux/landlock.h> /* Definition of …send signal to a process NAME kill - send signal to a process LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <signal.h> int kill(pid_t pid , int sig ); Feature Test Ma…create a child process NAME fork - create a child process LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> pid_t fork(void); DESCRIPTION fork () creates a new…create an endpoint for communication NAME socket - create an endpoint for communication LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/socket.h> int socket(int do…System V shared memory operations NAME shmat, shmdt - System V shared memory operations LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/shm.h> void *shmat(int shmi…System V shared memory operations NAME shmat, shmdt - System V shared memory operations LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/shm.h> void *shmat(int shmi…System V shared memory operations NAME shmat, shmdt - System V shared memory operations LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/shm.h> void *shmat(int shmi…create a file descriptor for event notification NAME eventfd - create a file descriptor for event notification LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/even…create a file descriptor for event notification NAME eventfd - create a file descriptor for event notification LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/even…create a file descriptor for accepting signals NAME signalfd - create a file descriptor for accepting signals LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/signa…