4.1cBSD/usr/man/man0/toc2

.xx "intro" "introduction to system calls and error numbers"
.xx "accept" "accept a connection on a socket"
.xx "access" "determine accessibility of file"
.xx "acct" "turn accounting on or off"
.xx "bind" "bind a name to a socket"
.xx "brk" "change data segment size"
.xx "chdir" "change current working directory"
.xx "chmod" "change mode of file"
.xx "chown" "change owner and group of a file"
.xx "chroot" "change root directory"
.xx "close" "delete a descriptor"
.xx "connect" "initiate a connection on a socket"
.xx "dup" "duplicate a descriptor"
.xx "execve" "execute a file"
.xx "exit" "terminate a process"
.xx "flock" "apply or remove an advisory lock on an open file"
.xx "fork" "create a new process"
.xx "fsync" "synchronize a file's in-core state with that on disk"
.xx "getdopt" "get/set options associated with a descriptor "
.xx "getdtablesize" "get descriptor table size"
.xx "getgid" "get group identity"
.xx "getgroups" "get group access list"
.xx "gethostid" "get/set unique identifier of current host"
.xx "gethostname" "get/set name of current host"
.xx "getitimer" "get/set value of interval timer"
.xx "getpagesize" "get system page size"
.xx "getpgrp" "get process group"
.xx "getpid" "get process identification"
.xx "getpriority" "get/set program scheduling priority"
.xx "getrlimit" "control maximum system resource consumption"
.xx "getrusage" "get information about resource utilization"
.xx "getsockopt" "get and set options on sockets"
.xx "gettimeofday" "get/set date and time"
.xx "getuid" "get user identity"
.xx "ioctl" "control device"
.xx "kill" "send signal to a process"
.xx "killpg" "send signal to a process group"
.xx "link" "make a hard link to a file"
.xx "listen" "listen for connections on a socket"
.xx "lseek" "move read/write pointer"
.xx "madvise" "give advice to the paging system"
.xx "mincore" "find out about core resident pages"
.xx "mkdir" "make a directory file"
.xx "mknod" "make a special file"
.xx "mmap" "map pages of memory"
.xx "mount" "mount or remove file system"
.xx "mprotect" "change memory protection"
.xx "mremap" "remap pages of memory"
.xx "munmap" "unmap pages of memory"
.xx "open" "open a file for reading or writing, or create a new file"
.xx "pause" "stop until signal"
.xx "pipe" "create an interprocess communication channel"
.xx "profil" "execution time profile"
.xx "ptrace" "process trace"
.xx "read" "read input"
.xx "readlink" "read value of a symbolic link"
.xx "reboot" "reboot system or halt processor"
.xx "recv" "receive a message from a socket"
.xx "rename" "change the name of a file"
.xx "rmdir" "remove a directory file"
.xx "select" "synchronous i/o multiplexing"
.xx "send" "send a message from a socket"
.xx "setgroups" "set group access list"
.xx "setpgrp" "set process group"
.xx "setregid" "set real and effective group ID"
.xx "setreuid" "set real and effective user ID's"
.xx "shutdown" "shut down part of a full-duplex connection"
.xx "signal" "catch or ignore signals"
.xx "sigsys" "catch or ignore signals"
.xx "socket" "create an endpoint for communication"
.xx "socketpair" "create a pair of connected sockets"
.xx "stat" "get file status"
.xx "stk" "change stack segment size"
.xx "swapon" "add/delete a swap device for interleaved paging/swapping"
.xx "symlink" "make symbolic link to a file"
.xx "sync" "update super-block"
.xx "syscall" "indirect system call"
.xx "truncate" "truncate a file to a specified length"
.xx "umask" "set file creation mode mask"
.xx "unlink" "remove directory entry"
.xx "utimes" "set file times"
.xx "vfork" "spawn new process in a virtual memory efficient way"
.xx "vhangup" "virtually ``hangup'' the current control terminal"
.xx "vswapon" "add a swap device for interleaved paging/swapping"
.xx "wait" "wait for process to terminate"
.xx "wait3" "wait for process to terminate"
.xx "write" "write on a file"