close all file descriptors in a given range NAME close_range - close all file descriptors in a given range LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #define _GNU_SOURCE /*…make a new name for a file NAME link, linkat - make a new name for a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int link(const char * oldpath , con…make a new name for a file NAME link, linkat - make a new name for a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int link(const char * oldpath , con…obtain handle for a pathname and open file via a handle NAME name_to_handle_at, open_by_handle_at - obtain handle for a pathname and open file via a handle LIBRARY Standard C libra…obtain handle for a pathname and open file via a handle NAME name_to_handle_at, open_by_handle_at - obtain handle for a pathname and open file via a handle LIBRARY Standard C libra…set file mode creation mask NAME umask - set file mode creation mask LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/stat.h> mode_t umask(mode_t mask ); DESCRIPTIO…make a new name for a file NAME symlink, symlinkat - make a new name for a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int symlink(const char * targ…make a new name for a file NAME symlink, symlinkat - make a new name for a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int symlink(const char * targ…get resource usage NAME getrusage - get resource usage LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/resource.h> int getrusage(int who , struct rusage * usage );…create an anonymous file NAME memfd_create - create an anonymous file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #define _GNU_SOURCE /* See feature_test_macros(7) */ #inclu…read value of a symbolic link NAME readlink, readlinkat - read value of a symbolic link LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> ssize_t readlink(cons…read value of a symbolic link NAME readlink, readlinkat - read value of a symbolic link LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> ssize_t readlink(cons…get current working directory NAME getcwd, getwd, get_current_dir_name - get current working directory LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> char *…create a directory NAME mkdir, mkdirat - create a directory LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/stat.h> int mkdir(const char * pathname , mode_t mode )…create a directory NAME mkdir, mkdirat - create a directory LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/stat.h> int mkdir(const char * pathname , mode_t mode )…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 …delete a name and possibly the file it refers to NAME unlink, unlinkat - delete a name and possibly the file it refers to LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #includ…delete a name and possibly the file it refers to NAME unlink, unlinkat - delete a name and possibly the file it refers to LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #includ…open and possibly create a file NAME open, openat, creat - open and possibly create a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <fcntl.h> int open(const char…open and possibly create a file NAME open, openat, creat - open and possibly create a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <fcntl.h> int open(const char…