1.\" 2.\" Copyright (c) 1999 Sheldon Hearn 3.\" 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25.\" SUCH DAMAGE. 26.\"
| 1.\" 2.\" Copyright (c) 1999 Sheldon Hearn 3.\" 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25.\" SUCH DAMAGE. 26.\"
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30.Dt BUILTIN 1 31.Os 32.Sh NAME 33.Nm builtin , 34.Nm \&! , 35.Nm \&% , 36.Nm \&. , 37.Nm \&: , 38.Nm \&@ , 39.Nm \&{ , 40.Nm \&} , 41.Nm alias , 42.Nm alloc , 43.Nm bg , 44.Nm bind , 45.Nm bindkey , 46.Nm break , 47.Nm breaksw , 48.Nm builtins , 49.Nm case , 50.Nm cd , 51.Nm chdir , 52.Nm command , 53.Nm complete , 54.Nm continue , 55.Nm default , 56.Nm dirs , 57.Nm do , 58.Nm done , 59.Nm echo , 60.Nm echotc , 61.Nm elif , 62.Nm else , 63.Nm end , 64.Nm endif , 65.Nm endsw , 66.Nm esac , 67.Nm eval , 68.Nm exec , 69.Nm exit , 70.Nm export , 71.Nm false , 72.Nm fc , 73.Nm fg , 74.Nm filetest , 75.Nm fi , 76.Nm for , 77.Nm foreach , 78.Nm getopts , 79.Nm glob , 80.Nm goto , 81.Nm hash , 82.Nm hashstat , 83.Nm history , 84.Nm hup , 85.Nm if , 86.Nm jobid , 87.Nm jobs , 88.Nm kill , 89.Nm limit , 90.Nm local , 91.Nm log , 92.Nm login , 93.Nm logout , 94.Nm ls-F , 95.Nm nice , 96.Nm nohup , 97.Nm notify , 98.Nm onintr , 99.Nm popd , 100.Nm printenv , 101.Nm pushd , 102.Nm pwd , 103.Nm read , 104.Nm readonly , 105.Nm rehash , 106.Nm repeat , 107.Nm return , 108.Nm sched , 109.Nm set , 110.Nm setenv , 111.Nm settc , 112.Nm setty , 113.Nm setvar , 114.Nm shift , 115.Nm source , 116.Nm stop , 117.Nm suspend , 118.Nm switch , 119.Nm telltc , 120.Nm test , 121.Nm then , 122.Nm time ,
| 30.Dt BUILTIN 1 31.Os 32.Sh NAME 33.Nm builtin , 34.Nm \&! , 35.Nm \&% , 36.Nm \&. , 37.Nm \&: , 38.Nm \&@ , 39.Nm \&{ , 40.Nm \&} , 41.Nm alias , 42.Nm alloc , 43.Nm bg , 44.Nm bind , 45.Nm bindkey , 46.Nm break , 47.Nm breaksw , 48.Nm builtins , 49.Nm case , 50.Nm cd , 51.Nm chdir , 52.Nm command , 53.Nm complete , 54.Nm continue , 55.Nm default , 56.Nm dirs , 57.Nm do , 58.Nm done , 59.Nm echo , 60.Nm echotc , 61.Nm elif , 62.Nm else , 63.Nm end , 64.Nm endif , 65.Nm endsw , 66.Nm esac , 67.Nm eval , 68.Nm exec , 69.Nm exit , 70.Nm export , 71.Nm false , 72.Nm fc , 73.Nm fg , 74.Nm filetest , 75.Nm fi , 76.Nm for , 77.Nm foreach , 78.Nm getopts , 79.Nm glob , 80.Nm goto , 81.Nm hash , 82.Nm hashstat , 83.Nm history , 84.Nm hup , 85.Nm if , 86.Nm jobid , 87.Nm jobs , 88.Nm kill , 89.Nm limit , 90.Nm local , 91.Nm log , 92.Nm login , 93.Nm logout , 94.Nm ls-F , 95.Nm nice , 96.Nm nohup , 97.Nm notify , 98.Nm onintr , 99.Nm popd , 100.Nm printenv , 101.Nm pushd , 102.Nm pwd , 103.Nm read , 104.Nm readonly , 105.Nm rehash , 106.Nm repeat , 107.Nm return , 108.Nm sched , 109.Nm set , 110.Nm setenv , 111.Nm settc , 112.Nm setty , 113.Nm setvar , 114.Nm shift , 115.Nm source , 116.Nm stop , 117.Nm suspend , 118.Nm switch , 119.Nm telltc , 120.Nm test , 121.Nm then , 122.Nm time ,
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123.Nm trap , 124.Nm true , 125.Nm type , 126.Nm ulimit , 127.Nm umask , 128.Nm unalias , 129.Nm uncomplete , 130.Nm unhash , 131.Nm unlimit , 132.Nm unset , 133.Nm unsetenv , 134.Nm until , 135.Nm wait , 136.Nm where , 137.Nm which , 138.Nm while 139.Nd shell built-in commands 140.Sh SYNOPSIS 141.Nm 142.Op Fl options 143.Op Ar args ... 144.Sh DESCRIPTION 145Shell builtin commands are commands that can be executed within the 146running shell's process. 147Note that, in the case of 148.Xr csh 1 149builtin commands, the command is executed in a subshell if it occurs as 150any component of a pipeline except the last. 151.Pp 152If a command specified to the shell contains a slash 153.Dq \&/ , 154the shell will not execute a builtin command, even if the last component 155of the specified command matches the name of a builtin command. 156Thus, while specifying 157.Dq Ic echo 158causes a builtin command to be executed under shells that support the 159.Nm echo 160builtin command, 161specifying 162.Dq Ic /bin/echo 163or 164.Dq Ic ./echo 165does not. 166.Pp 167While some builtin commands may exist in more than one shell, their 168operation may be different under each shell which supports them. 169Below is a table which lists shell builtin commands, the standard shells 170that support them and whether they exist as standalone utilities. 171.Pp 172Only builtin commands for the 173.Xr csh 1 174and 175.Xr sh 1 176shells are listed here. 177Consult a shell's manual page for 178details on the operation its builtin commands. 179Beware that the 180.Xr sh 1 181manual page, at least, calls some of these commands 182.Dq built-in commands 183and some of them 184.Dq reserved words . 185Users of other shells may need to consult an 186.Xr info 1 187page or other sources of documentation. 188.Pp 189Commands marked 190.Dq Li No** 191under 192.Em External 193do exist externally, 194but are implemented as scripts using a builtin command of the same name. 195.Bl -column ".Ic uncomplete" ".Em External" ".Xr csh 1" ".Xr sh 1" -offset indent 196.It Xo 197.Em "Command External" Ta Xr csh 1 Ta Xr sh 1 198.Xc 199.It Ic ! Ta \&No Ta \&No Ta \&Yes 200.It Ic % Ta \&No Ta Yes Ta \&No 201.It Ic . Ta \&No Ta \&No Ta Yes 202.It Ic : Ta \&No Ta Yes Ta Yes 203.It Ic @ Ta \&No Ta Yes Ta Yes 204.It Ic { Ta \&No Ta \&No Ta \&Yes 205.It Ic } Ta \&No Ta \&No Ta \&Yes 206.It Ic alias Ta \&No** Ta Yes Ta Yes 207.It Ic alloc Ta \&No Ta Yes Ta \&No 208.It Ic bg Ta No** Ta Yes Ta Yes 209.It Ic bind Ta \&No Ta \&No Ta Yes 210.It Ic bindkey Ta \&No Ta Yes Ta \&No 211.It Ic break Ta \&No Ta Yes Ta \&Yes 212.It Ic breaksw Ta \&No Ta Yes Ta \&No 213.It Ic builtin Ta \&No Ta \&No Ta Yes 214.It Ic builtins Ta \&No Ta Yes Ta \&No 215.It Ic case Ta \&No Ta Yes Ta Yes 216.It Ic cd Ta \&No** Ta Yes Ta Yes 217.It Ic chdir Ta \&No Ta Yes Ta \&Yes 218.It Ic command Ta \&No** Ta \&No Ta Yes 219.It Ic complete Ta \&No Ta Yes Ta \&No 220.It Ic continue Ta \&No Ta Yes Ta \&Yes 221.It Ic default Ta \&No Ta Yes Ta \&No 222.It Ic dirs Ta \&No Ta Yes Ta \&No 223.It Ic do Ta \&No Ta \&No Ta Yes 224.It Ic done Ta \&No Ta \&No Ta Yes 225.It Ic echo Ta Yes Ta Yes Ta Yes 226.It Ic echotc Ta \&No Ta Yes Ta \&No 227.It Ic elif Ta \&No Ta \&No Ta Yes 228.It Ic else Ta \&No Ta Yes Ta \&Yes 229.It Ic end Ta \&No Ta Yes Ta \&No 230.It Ic endif Ta \&No Ta Yes Ta \&No 231.It Ic endsw Ta \&No Ta Yes Ta \&No 232.It Ic esac Ta \&No Ta \&No Ta Yes 233.It Ic eval Ta \&No Ta Yes Ta Yes 234.It Ic exec Ta \&No Ta Yes Ta Yes 235.It Ic exit Ta \&No Ta Yes Ta Yes 236.It Ic export Ta \&No Ta \&No Ta Yes 237.It Ic false Ta Yes Ta \&No Ta Yes 238.It Ic fc Ta \&No** Ta \&No Ta Yes 239.It Ic fg Ta \&No** Ta Yes Ta Yes 240.It Ic filetest Ta \&No Ta Yes Ta \&No 241.It Ic fi Ta \&No Ta \&No Ta Yes 242.It Ic for Ta \&No Ta \&No Ta Yes 243.It Ic foreach Ta \&No Ta Yes Ta \&No 244.It Ic getopts Ta \&No** Ta \&No Ta Yes 245.It Ic glob Ta \&No Ta Yes Ta \&No 246.It Ic goto Ta \&No Ta Yes Ta \&No 247.It Ic hash Ta \&No Ta \&No Ta Yes 248.It Ic hashstat Ta \&No Ta Yes Ta \&No 249.It Ic history Ta \&No Ta Yes Ta \&No 250.It Ic hup Ta \&No Ta Yes Ta \&No 251.It Ic if Ta \&No Ta Yes Ta \&Yes 252.It Ic jobid Ta \&No Ta \&No Ta Yes 253.It Ic jobs Ta \&No** Ta Yes Ta Yes 254.It Ic kill Ta Yes Ta Yes Ta \&No 255.It Ic limit Ta \&No Ta Yes Ta \&No 256.It Ic local Ta \&No Ta \&No Ta Yes 257.It Ic log Ta \&No Ta Yes Ta \&No 258.It Ic login Ta Yes Ta Yes Ta \&No 259.It Ic logout Ta \&No Ta Yes Ta \&No 260.It Ic ls-F Ta \&No Ta Yes Ta \&No 261.It Ic nice Ta Yes Ta Yes Ta \&No 262.It Ic nohup Ta Yes Ta Yes Ta \&No 263.It Ic notify Ta \&No Ta Yes Ta \&No 264.It Ic onintr Ta \&No Ta Yes Ta \&No 265.It Ic popd Ta \&No Ta Yes Ta \&No 266.It Ic printenv Ta Yes Ta Yes Ta \&No 267.It Ic pushd Ta \&No Ta Yes Ta \&No 268.It Ic pwd Ta Yes Ta \&No Ta Yes 269.It Ic read Ta \&No** Ta \&No Ta Yes 270.It Ic readonly Ta \&No Ta \&No Ta Yes 271.It Ic rehash Ta \&No Ta Yes Ta \&No 272.It Ic repeat Ta \&No Ta Yes Ta \&No 273.It Ic return Ta \&No Ta \&No Ta Yes 274.It Ic sched Ta \&No Ta Yes Ta \&No 275.It Ic set Ta \&No Ta Yes Ta \&Yes 276.It Ic setenv Ta \&No Ta Yes Ta \&No 277.It Ic settc Ta \&No Ta Yes Ta \&No 278.It Ic setty Ta \&No Ta Yes Ta \&No 279.It Ic setvar Ta \&No Ta \&No Ta Yes 280.It Ic shift Ta \&No Ta Yes Ta Yes 281.It Ic source Ta \&No Ta Yes Ta \&No 282.It Ic stop Ta \&No Ta Yes Ta \&No 283.It Ic suspend Ta \&No Ta Yes Ta \&No 284.It Ic switch Ta \&No Ta Yes Ta \&No 285.It Ic telltc Ta \&No Ta Yes Ta \&No 286.It Ic test Ta Yes Ta \&No Ta Yes 287.It Ic then Ta \&No Ta \&No Ta Yes 288.It Ic time Ta Yes Ta Yes Ta \&No
| 124.Nm trap , 125.Nm true , 126.Nm type , 127.Nm ulimit , 128.Nm umask , 129.Nm unalias , 130.Nm uncomplete , 131.Nm unhash , 132.Nm unlimit , 133.Nm unset , 134.Nm unsetenv , 135.Nm until , 136.Nm wait , 137.Nm where , 138.Nm which , 139.Nm while 140.Nd shell built-in commands 141.Sh SYNOPSIS 142.Nm 143.Op Fl options 144.Op Ar args ... 145.Sh DESCRIPTION 146Shell builtin commands are commands that can be executed within the 147running shell's process. 148Note that, in the case of 149.Xr csh 1 150builtin commands, the command is executed in a subshell if it occurs as 151any component of a pipeline except the last. 152.Pp 153If a command specified to the shell contains a slash 154.Dq \&/ , 155the shell will not execute a builtin command, even if the last component 156of the specified command matches the name of a builtin command. 157Thus, while specifying 158.Dq Ic echo 159causes a builtin command to be executed under shells that support the 160.Nm echo 161builtin command, 162specifying 163.Dq Ic /bin/echo 164or 165.Dq Ic ./echo 166does not. 167.Pp 168While some builtin commands may exist in more than one shell, their 169operation may be different under each shell which supports them. 170Below is a table which lists shell builtin commands, the standard shells 171that support them and whether they exist as standalone utilities. 172.Pp 173Only builtin commands for the 174.Xr csh 1 175and 176.Xr sh 1 177shells are listed here. 178Consult a shell's manual page for 179details on the operation its builtin commands. 180Beware that the 181.Xr sh 1 182manual page, at least, calls some of these commands 183.Dq built-in commands 184and some of them 185.Dq reserved words . 186Users of other shells may need to consult an 187.Xr info 1 188page or other sources of documentation. 189.Pp 190Commands marked 191.Dq Li No** 192under 193.Em External 194do exist externally, 195but are implemented as scripts using a builtin command of the same name. 196.Bl -column ".Ic uncomplete" ".Em External" ".Xr csh 1" ".Xr sh 1" -offset indent 197.It Xo 198.Em "Command External" Ta Xr csh 1 Ta Xr sh 1 199.Xc 200.It Ic ! Ta \&No Ta \&No Ta \&Yes 201.It Ic % Ta \&No Ta Yes Ta \&No 202.It Ic . Ta \&No Ta \&No Ta Yes 203.It Ic : Ta \&No Ta Yes Ta Yes 204.It Ic @ Ta \&No Ta Yes Ta Yes 205.It Ic { Ta \&No Ta \&No Ta \&Yes 206.It Ic } Ta \&No Ta \&No Ta \&Yes 207.It Ic alias Ta \&No** Ta Yes Ta Yes 208.It Ic alloc Ta \&No Ta Yes Ta \&No 209.It Ic bg Ta No** Ta Yes Ta Yes 210.It Ic bind Ta \&No Ta \&No Ta Yes 211.It Ic bindkey Ta \&No Ta Yes Ta \&No 212.It Ic break Ta \&No Ta Yes Ta \&Yes 213.It Ic breaksw Ta \&No Ta Yes Ta \&No 214.It Ic builtin Ta \&No Ta \&No Ta Yes 215.It Ic builtins Ta \&No Ta Yes Ta \&No 216.It Ic case Ta \&No Ta Yes Ta Yes 217.It Ic cd Ta \&No** Ta Yes Ta Yes 218.It Ic chdir Ta \&No Ta Yes Ta \&Yes 219.It Ic command Ta \&No** Ta \&No Ta Yes 220.It Ic complete Ta \&No Ta Yes Ta \&No 221.It Ic continue Ta \&No Ta Yes Ta \&Yes 222.It Ic default Ta \&No Ta Yes Ta \&No 223.It Ic dirs Ta \&No Ta Yes Ta \&No 224.It Ic do Ta \&No Ta \&No Ta Yes 225.It Ic done Ta \&No Ta \&No Ta Yes 226.It Ic echo Ta Yes Ta Yes Ta Yes 227.It Ic echotc Ta \&No Ta Yes Ta \&No 228.It Ic elif Ta \&No Ta \&No Ta Yes 229.It Ic else Ta \&No Ta Yes Ta \&Yes 230.It Ic end Ta \&No Ta Yes Ta \&No 231.It Ic endif Ta \&No Ta Yes Ta \&No 232.It Ic endsw Ta \&No Ta Yes Ta \&No 233.It Ic esac Ta \&No Ta \&No Ta Yes 234.It Ic eval Ta \&No Ta Yes Ta Yes 235.It Ic exec Ta \&No Ta Yes Ta Yes 236.It Ic exit Ta \&No Ta Yes Ta Yes 237.It Ic export Ta \&No Ta \&No Ta Yes 238.It Ic false Ta Yes Ta \&No Ta Yes 239.It Ic fc Ta \&No** Ta \&No Ta Yes 240.It Ic fg Ta \&No** Ta Yes Ta Yes 241.It Ic filetest Ta \&No Ta Yes Ta \&No 242.It Ic fi Ta \&No Ta \&No Ta Yes 243.It Ic for Ta \&No Ta \&No Ta Yes 244.It Ic foreach Ta \&No Ta Yes Ta \&No 245.It Ic getopts Ta \&No** Ta \&No Ta Yes 246.It Ic glob Ta \&No Ta Yes Ta \&No 247.It Ic goto Ta \&No Ta Yes Ta \&No 248.It Ic hash Ta \&No Ta \&No Ta Yes 249.It Ic hashstat Ta \&No Ta Yes Ta \&No 250.It Ic history Ta \&No Ta Yes Ta \&No 251.It Ic hup Ta \&No Ta Yes Ta \&No 252.It Ic if Ta \&No Ta Yes Ta \&Yes 253.It Ic jobid Ta \&No Ta \&No Ta Yes 254.It Ic jobs Ta \&No** Ta Yes Ta Yes 255.It Ic kill Ta Yes Ta Yes Ta \&No 256.It Ic limit Ta \&No Ta Yes Ta \&No 257.It Ic local Ta \&No Ta \&No Ta Yes 258.It Ic log Ta \&No Ta Yes Ta \&No 259.It Ic login Ta Yes Ta Yes Ta \&No 260.It Ic logout Ta \&No Ta Yes Ta \&No 261.It Ic ls-F Ta \&No Ta Yes Ta \&No 262.It Ic nice Ta Yes Ta Yes Ta \&No 263.It Ic nohup Ta Yes Ta Yes Ta \&No 264.It Ic notify Ta \&No Ta Yes Ta \&No 265.It Ic onintr Ta \&No Ta Yes Ta \&No 266.It Ic popd Ta \&No Ta Yes Ta \&No 267.It Ic printenv Ta Yes Ta Yes Ta \&No 268.It Ic pushd Ta \&No Ta Yes Ta \&No 269.It Ic pwd Ta Yes Ta \&No Ta Yes 270.It Ic read Ta \&No** Ta \&No Ta Yes 271.It Ic readonly Ta \&No Ta \&No Ta Yes 272.It Ic rehash Ta \&No Ta Yes Ta \&No 273.It Ic repeat Ta \&No Ta Yes Ta \&No 274.It Ic return Ta \&No Ta \&No Ta Yes 275.It Ic sched Ta \&No Ta Yes Ta \&No 276.It Ic set Ta \&No Ta Yes Ta \&Yes 277.It Ic setenv Ta \&No Ta Yes Ta \&No 278.It Ic settc Ta \&No Ta Yes Ta \&No 279.It Ic setty Ta \&No Ta Yes Ta \&No 280.It Ic setvar Ta \&No Ta \&No Ta Yes 281.It Ic shift Ta \&No Ta Yes Ta Yes 282.It Ic source Ta \&No Ta Yes Ta \&No 283.It Ic stop Ta \&No Ta Yes Ta \&No 284.It Ic suspend Ta \&No Ta Yes Ta \&No 285.It Ic switch Ta \&No Ta Yes Ta \&No 286.It Ic telltc Ta \&No Ta Yes Ta \&No 287.It Ic test Ta Yes Ta \&No Ta Yes 288.It Ic then Ta \&No Ta \&No Ta Yes 289.It Ic time Ta Yes Ta Yes Ta \&No
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289.It Ic trap Ta \&No Ta \&No Ta Yes 290.It Ic true Ta Yes Ta \&No Ta Yes 291.It Ic type Ta \&No Ta \&No Ta Yes 292.It Ic ulimit Ta \&No Ta \&No Ta Yes 293.It Ic umask Ta \&No** Ta Yes Ta Yes 294.It Ic unalias Ta \&No** Ta Yes Ta Yes 295.It Ic uncomplete Ta \&No Ta Yes Ta \&No 296.It Ic unhash Ta \&No Ta Yes Ta \&No 297.It Ic unlimit Ta \&No Ta Yes Ta \&No 298.It Ic unset Ta \&No Ta Yes Ta Yes 299.It Ic unsetenv Ta \&No Ta Yes Ta \&No 300.It Ic until Ta \&No Ta \&No Ta Yes 301.It Ic wait Ta \&No** Ta Yes Ta Yes 302.It Ic where Ta \&No Ta Yes Ta \&No 303.It Ic which Ta Yes Ta Yes Ta \&No 304.It Ic while Ta \&No Ta Yes Ta \&Yes 305.El 306.Sh SEE ALSO 307.Xr csh 1 , 308.Xr echo 1 , 309.Xr false 1 , 310.Xr info 1 , 311.Xr kill 1 , 312.Xr login 1 , 313.Xr nice 1 , 314.Xr nohup 1 , 315.Xr printenv 1 , 316.Xr pwd 1 , 317.Xr sh 1 , 318.Xr test 1 , 319.Xr time 1 , 320.Xr true 1 , 321.Xr which 1 322.Sh HISTORY 323The 324.Nm 325manual page first appeared in 326.Fx 3.4 . 327.Sh AUTHORS 328This manual page was written by 329.An Sheldon Hearn Aq sheldonh@FreeBSD.org .
| 291.It Ic trap Ta \&No Ta \&No Ta Yes 292.It Ic true Ta Yes Ta \&No Ta Yes 293.It Ic type Ta \&No Ta \&No Ta Yes 294.It Ic ulimit Ta \&No Ta \&No Ta Yes 295.It Ic umask Ta \&No** Ta Yes Ta Yes 296.It Ic unalias Ta \&No** Ta Yes Ta Yes 297.It Ic uncomplete Ta \&No Ta Yes Ta \&No 298.It Ic unhash Ta \&No Ta Yes Ta \&No 299.It Ic unlimit Ta \&No Ta Yes Ta \&No 300.It Ic unset Ta \&No Ta Yes Ta Yes 301.It Ic unsetenv Ta \&No Ta Yes Ta \&No 302.It Ic until Ta \&No Ta \&No Ta Yes 303.It Ic wait Ta \&No** Ta Yes Ta Yes 304.It Ic where Ta \&No Ta Yes Ta \&No 305.It Ic which Ta Yes Ta Yes Ta \&No 306.It Ic while Ta \&No Ta Yes Ta \&Yes 307.El 308.Sh SEE ALSO 309.Xr csh 1 , 310.Xr echo 1 , 311.Xr false 1 , 312.Xr info 1 , 313.Xr kill 1 , 314.Xr login 1 , 315.Xr nice 1 , 316.Xr nohup 1 , 317.Xr printenv 1 , 318.Xr pwd 1 , 319.Xr sh 1 , 320.Xr test 1 , 321.Xr time 1 , 322.Xr true 1 , 323.Xr which 1 324.Sh HISTORY 325The 326.Nm 327manual page first appeared in 328.Fx 3.4 . 329.Sh AUTHORS 330This manual page was written by 331.An Sheldon Hearn Aq sheldonh@FreeBSD.org .
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