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…map or unmap files or devices into memory NAME mmap, munmap - map or unmap files or devices into memory LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/mman.h> voi…map or unmap files or devices into memory NAME mmap, munmap - map or unmap files or devices into memory LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/mman.h> voi…change file timestamps with nanosecond precision NAME utimensat, futimens - change file timestamps with nanosecond precision LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #inc…mount filesystem NAME mount - mount filesystem LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/mount.h> int mount(const char * source , const char * target , const…synchronize a file with a memory map NAME msync - synchronize a file with a memory map LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/mman.h> int msync(void addr …add, remove, or modify an fanotify mark on a filesystem object NAME fanotify_mark - add, remove, or modify an fanotify mark on a filesystem object LIBRARY Standard C library ( libc…System V semaphore control operations NAME semctl - System V semaphore control operations LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/sem.h> int semctl(int sem…perform a command on an extended BPF map or program NAME bpf - perform a command on an extended BPF map or program SYNOPSIS #include <linux/bpf.h> int bpf(int cmd , union bpf_attr …read from a file descriptor NAME read - read from a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> ssize_t read(int fd , void buf [. count ]…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…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…get filesystem statistics NAME statfs, fstatfs - get filesystem statistics LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/vfs.h> /* or <sys/statfs.h> */ int statf…get filesystem statistics NAME statfs, fstatfs - get filesystem statistics LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/vfs.h> /* or <sys/statfs.h> */ int statf…get filesystem statistics NAME statfs, fstatfs - get filesystem statistics LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/vfs.h> /* or <sys/statfs.h> */ int statf…get filesystem statistics NAME statfs, fstatfs - get filesystem statistics LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/vfs.h> /* or <sys/statfs.h> */ int statf…syscall interface to kernel nfs daemon NAME nfsservctl - syscall interface to kernel nfs daemon LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <linux/nfsd/syscall.h> l…change properties of a mount or mount tree NAME mount_setattr - change properties of a mount or mount tree LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <linux/fcntl.…tune kernel clock NAME adjtimex, clock_adjtime, ntp_adjtime - tune kernel clock LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/timex.h> int adjtimex(struct timex …tune kernel clock NAME adjtimex, clock_adjtime, ntp_adjtime - tune kernel clock LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/timex.h> int adjtimex(struct timex …