man pages section 2: System Calls
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A
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access(2)– determine accessibility of a file
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acct(2)– enable or disable process accounting
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acl(2)– get or set a file's Access Control List (ACL)
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adjtime(2)– correct the time to allow synchronization of the system clock
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alarm(2)– schedule an alarm
signal
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audit(2)– write a record to the audit log
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auditon(2)– manipulate auditing
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B
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brk(2)– change the amount of space allocated for the calling process's data segment
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C
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chdir(2)– change working directory
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chmod(2)– change access permission mode of file
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chown(2)– change owner and group of a file
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chroot(2)– change root directory
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close(2)– close a file descriptor
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creat(2)– create a new file or rewrite an existing one
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D
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dup(2)– duplicate an open file descriptor
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E
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F
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G
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getacct(2)– get, put, or write extended accounting data
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getaudit(2)– get or set process audit information
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getaudit_addr(2)– get or set process audit information
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getauid(2)– get or set user audit identity
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getcontext(2)– get and set current user context
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getdents(2)– read directory entries and put in a file system independent format
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getegid(2)– get real user, effective user, real group, and effective group IDs
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geteuid(2)– get real user, effective user, real group, and effective group IDs
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getgid(2)– get real user, effective user, real group, and effective group IDs
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getgroups(2)– get or set supplementary group access list IDs
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getisax(2)– extract valid instruction set extensions
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getitimer(2)– get or set value of interval timer
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getlabel(2)– get file sensitivity label
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getmsg(2)– get next message off a stream
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getpflags(2)– get or set process flags
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getpgid(2)– get process, process group, and parent process IDs
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getpgrp(2)– get process, process group, and parent process IDs
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getpid(2)– get process, process group, and parent process IDs
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getpmsg(2)– get next message off a stream
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getppid(2)– get process, process group, and parent process IDs
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getppriv(2)– get or set a privilege set
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getprojid(2)– set or get task or project IDs
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getrctl(2)– set or get resource control values
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getrlimit(2)– control maximum system resource consumption
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getsid(2)– get process group ID of session leader
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gettaskid(2)– set or get task or project IDs
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getuid(2)– get real user, effective user, real group, and effective group IDs
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getustack(2)– retrieve or change the address of per-LWP stack boundary information
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H
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I
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J
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K
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kill(2)– send a signal to a process or a group of processes
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L
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M
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N
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O
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P
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Q
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R
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S
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T
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U
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V
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vfork(2)– spawn new process in a virtual memory efficient way
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vforkx(2)– spawn new process in a virtual memory efficient way
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vhangup(2)– virtually “hangup” the current controlling terminal
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W
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X
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Y
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yield(2)– yield execution to another lightweight process
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Z
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