GNU bash, version 4.2.37(1)-release (x86_64-pc-linux-gnu)
These shell commands are defined internally.  Type `help' to see this list.
Type `help name' to find out more about the function `name'.
Use `info bash' to find out more about the shell in general.
Use `man -k' or `info' to find out more about commands not in this list.
A star (*) next to a name means that the command is disabled.
 job_spec [&]                                      history [-c] [-d offset] [n] or history -anrw >
 (( expression ))                                  if COMMANDS; then COMMANDS; [ elif COMMANDS; t>
 . filename [arguments]                            jobs [-lnprs] [jobspec ...] or jobs -x command>
 :                                                 kill [-s sigspec | -n signum | -sigspec] pid |>
 [ arg... ]                                        let arg [arg ...]
 [[ expression ]]                                  local [option] name[=value] ...
 alias [-p] [name[=value] ... ]                    logout [n]
 bg [job_spec ...]                                 mapfile [-n count] [-O origin] [-s count] [-t]>
 bind [-lpvsPVS] [-m keymap] [-f filename] [-q n>  popd [-n] [+N | -N]
 break [n]                                         printf [-v var] format [arguments]
 builtin [shell-builtin [arg ...]]                 pushd [-n] [+N | -N | dir]
 caller [expr]                                     pwd [-LP]
 case WORD in [PATTERN [| PATTERN]...) COMMANDS >  read [-ers] [-a array] [-d delim] [-i text] [->
 cd [-L|[-P [-e]]] [dir]                           readarray [-n count] [-O origin] [-s count] [->
 command [-pVv] command [arg ...]                  readonly [-aAf] [name[=value] ...] or readonly>
 compgen [-abcdefgjksuv] [-o option]  [-A action>  return [n]
 complete [-abcdefgjksuv] [-pr] [-DE] [-o option>  select NAME [in WORDS ... ;] do COMMANDS; done>
 compopt [-o|+o option] [-DE] [name ...]           set [-abefhkmnptuvxBCHP] [-o option-name] [--]>
 continue [n]                                      shift [n]
 coproc [NAME] command [redirections]              shopt [-pqsu] [-o] [optname ...]
 declare [-aAfFgilrtux] [-p] [name[=value] ...]    source filename [arguments]
 dirs [-clpv] [+N] [-N]                            suspend [-f]
 disown [-h] [-ar] [jobspec ...]                   test [expr]
 echo [-neE] [arg ...]                             time [-p] pipeline
 enable [-a] [-dnps] [-f filename] [name ...]      times
 eval [arg ...]                                    trap [-lp] [[arg] signal_spec ...]
 exec [-cl] [-a name] [command [arguments ...]] >  true
 exit [n]                                          type [-afptP] name [name ...]
 export [-fn] [name[=value] ...] or export -p      typeset [-aAfFgilrtux] [-p] name[=value] ...
 false                                             ulimit [-SHacdefilmnpqrstuvx] [limit]
 fc [-e ename] [-lnr] [first] [last] or fc -s [p>  umask [-p] [-S] [mode]
 fg [job_spec]                                     unalias [-a] name [name ...]
 for NAME [in WORDS ... ] ; do COMMANDS; done      unset [-f] [-v] [name ...]
 for (( exp1; exp2; exp3 )); do COMMANDS; done     until COMMANDS; do COMMANDS; done
 function name { COMMANDS ; } or name () { COMMA>  variables - Names and meanings of some shell v>
 getopts optstring name [arg]                      wait [id]
 hash [-lr] [-p pathname] [-dt] [name ...]         while COMMANDS; do COMMANDS; done
 help [-dms] [pattern ...]                         { COMMANDS ; }