exit (2) - terminate the calling process
accept (2) - accept a connection on a socket
access (2) - check access permissions of a file or pathname
acct (2) - enable or disable process accounting
adjtime (2) - correct the time to allow synchronization of the system clock
bind (2) - bind a name to a socket
brk, sbrk (2) - change data segment size
chdir, fchdir (2) - change current working directory
chflags, fchflags (2) - set file flags
chmod, fchmod (2) - change mode of file
chown, fchown (2) - change owner and group of a file
chroot (2) - change root directory
close (2) - delete a descriptor
connect (2) - initiate a connection on a socket
dup, dup2 (2) - duplicate an existing file descriptor
execve (2) - execute a file
fcntl (2) - file control
flock (2) - apply or remove an advisory lock on an open file
fork (2) - create a new process
fsync (2) - synchronize a file's in-core state with that on disk
getfh (2) - get file handle
getfsstat (2) - get list of all mounted filesystems
getgid, getegid (2) - get group process identification
getgroups (2) - get group access list
gethostid, sethostid (2) - get/set unique identifier of current host
gethostname, sethostname (2) - get/set name of current host
getitimer, setitimer (2) - get/set value of interval timer
getlogin, setlogin (2) - get/set login name
getpagesize (2) - get system page size
getpeername (2) - get name of connected peer
getpgrp (2) - get process group
getpid, getppid (2) - get parent or calling process identification
getpriority, setpriority (2) - get/set program scheduling priority
getrlimit, setrlimit (2) - control maximum system resource consumption
getrusage (2) - get information about resource utilization
getsockname (2) - get socket name
getsockopt, setsockopt (2) - get and set options on sockets
getuid, geteuid (2) - get user identification
intro (2) - introduction to system calls and error numbers
ioctl (2) - control device
kill (2) - send signal to a process
link (2) - make a hard file link
listen (2) - listen for connections on a socket
lseek (2) - reposition read/write file offset
madvise (2) - give advise about use of memory
mincore (2) - get advise about use of memory
mkdir (2) - make a directory file
mkfifo (2) - make a fifo file
mknod (2) - make a special file node
mmap (2) - map files or devices into memory
mount, unmount (2) - mount or dismount a filesystem
mprotect (2) - control the protection of pages
msync (2) - synchronize a mapped region
munmap (2) - remove a mapping
nfssvc (2) - create a remote NFS server
open (2) - open or create a file for reading or writing
pipe (2) - create descriptor pair for interprocess communication
quotactl (2) - manipulate filesystem quotas
read, readv (2) - read input
readlink (2) - read value of a symbolic link
reboot (2) - reboot system or halt processor
recv, recvfrom, recvmsg (2) - receive a message from a socket
rename (2) - change the name of a file
rmdir (2) - remove a directory file
select (2) - synchronous I/O multiplexing
send, sendto, sendmsg (2) - send a message from a socket
setgroups (2) - set group access list
setpgid, setpgrp (2) - set process group
setregid (2) - set real and effective group ID
setreuid (2) - set real and effective user ID's
shutdown (2) - shut down part of a full-duplex connection
sigaction (2) - software signal facilities
sigprocmask (2) - manipulate current signal mask
sigreturn (2) - return from signal
sigstack (2) - set and/or get signal stack context
sigsuspend (2) - atomically release blocked signals and wait for interrupt
socket (2) - create an endpoint for communication
socketpair (2) - create a pair of connected sockets
stat, lstat, fstat (2) - get file status
statfs (2) - get file system statistics
swapon (2) - add a swap device for interleaved paging/swapping
symlink (2) - make symbolic link to a file
sync (2) - synchronize disk block in-core status with that on disk
syscall (2) - indirect system call
truncate (2) - truncate a file to a specified length
umask (2) - set file creation mode mask
unlink (2) - remove directory entry
utimes (2) - set file access and modification times
vfork (2) - spawn new process in a virtual memory efficient way
wait, waitpid, wait4, wait3 (2) - wait for process terminatation
write, writev (2) - write output
creat (2) - create a new file
killpg (2) - send signal to a process group
sigblock (2) - block signals
sigpause (2) - atomically release blocked signals and wait for interrupt
sigsetmask (2) - set current signal mask
sigvec (2) - software signal facilities
