This package is provided you under the terms of the GNU General Public License
version 3.

Included below is license and copyright information for externally maintained
libraries used by vroom. All other code in vroom is copyright RStudio, Inc.

====

mio is licensed for use as follows

MIT License

Copyright (c) 2018 https://github.com/mandreyel/

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

====

grisu3 is licensed for use as follows

/* Copyright Jukka Jylänki
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at
       http://www.apache.org/licenses/LICENSE-2.0
   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License. */


/* Modifcations to dtoa_grisu3() referenced mikkelfj: are under the following
 * Copyright (c) 2016 Mikkel F. Jørgensen, dvide.com
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License. http://www.apache.org/licenses/LICENSE-2.0
 */

====

localtime.c is licensed for use as follows

/*
 *  R : A Computer Language for Statistical Data Analysis
 *  Modifications copyright (C) 2007-2015  The R Core Team
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, a copy is available at
 *  https://www.R-project.org/Licenses/
 */


/*
The orginal version of this file stated

** This file is in the public domain, so clarified as of
** 1996-06-05 by Arthur David Olson.

The modified version is copyrighted.  Modifications include:
setting EOVERFLOW
where to find the zi database
Mingw-w64 changes
removing ATTRIBUTE_PURE, conditional parts for e.g. ALL_STATE
use of 'unknown' isdst
use of 64-bit time_t irrespective of platform.
use of tm_zone and tm_gmtoff on all platforms.

Additional modifications made by Hadley Wickham, (c) RStudio:
 * provide tzset_name() to avoid use of env vars
 * eliminate code unrelated to mktime

*/

====