manipulate file space NAME fallocate - manipulate file space LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #define _GNU_SOURCE /* See feature_test_macros(7) */ #include <fcntl…create a file descriptor for handling page faults in user space NAME ioctl_userfaultfd - create a file descriptor for handling page faults in user space LIBRARY Standard C library …load a new kernel for later execution NAME kexec_load, kexec_file_load - load a new kernel for later execution LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <linux/ke…load a new kernel for later execution NAME kexec_load, kexec_file_load - load a new kernel for later execution LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <linux/ke…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 …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…synchronous I/O multiplexing NAME select, pselect, FD_CLR, FD_ISSET, FD_SET, FD_ZERO, fd_set - synchronous I/O multiplexing LIBRARY Standard C library ( libc , -lc ) SYNOPSIS...synchronous I/O multiplexing NAME select, pselect, FD_CLR, FD_ISSET, FD_SET, FD_ZERO, fd_set - synchronous I/O multiplexing LIBRARY Standard C library ( libc , -lc ) SYNOPSIS...synchronous I/O multiplexing NAME select, pselect, FD_CLR, FD_ISSET, FD_SET, FD_ZERO, fd_set - synchronous I/O multiplexing LIBRARY Standard C library ( libc , -lc ) SYNOPSIS...reposition read/write file offset NAME lseek - reposition read/write file offset LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> off_t lseek(int fd , off_t o…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 ]…...; h = listen_socket(atoi(argv[1])); if (h == -1) exit(EXIT_FAILURE); for (;;) { nfds = 0; FD_ZERO(&readfds); FD_ZERO(&writefds); FD_ZERO(&exceptfds); FD_SET(h, &readfds); nfds =…wait for some event on a file descriptor NAME poll, ppoll - wait for some event on a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <poll.h> int poll(s…wait for some event on a file descriptor NAME poll, ppoll - wait for some event on a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <poll.h> int poll(s…interface to IA-64 performance monitoring unit NAME perfmonctl - interface to IA-64 performance monitoring unit SYNOPSIS #include <syscall.h> #include <perfmon.h> long perfmonctl(i…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.…remove an existing watch from an inotify instance NAME inotify_rm_watch - remove an existing watch from an inotify instance LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #incl…duplicating pipe content NAME tee - duplicating pipe content LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #define _GNU_SOURCE /* See feature_test_macros(7) */ #include <fcntl…transfer data between file descriptors NAME sendfile - transfer data between file descriptors LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/sendfile.h> ssize_t s…