allocate or free a protection key NAME pkey_alloc, pkey_free - allocate or free a protection key LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #define _GNU_SOURCE /* See featu…allocate or free a protection key NAME pkey_alloc, pkey_free - allocate or free a protection key LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #define _GNU_SOURCE /* See featu…set protection on a region of memory NAME mprotect, pkey_mprotect - set protection on a region of memory LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/mman.h> in…set protection on a region of memory NAME mprotect, pkey_mprotect - set protection on a region of memory LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/mman.h> in…examine and change a signal action NAME sigaction, rt_sigaction - examine and change a signal action LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <signal.h> int siga…examine and change a signal action NAME sigaction, rt_sigaction - examine and change a signal action LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <signal.h> int siga…Linux system calls NAME syscalls - Linux system calls SYNOPSIS Linux system calls. DESCRIPTION The system call is the fundamental interface between an application and the Linux ker…create a POSIX per-process timer NAME timer_create - create a POSIX per-process timer LIBRARY Real-time library ( librt , -lrt ) SYNOPSIS #include <signal.h> /* Definition of SIGEV…