-Copyright (c) 2016-2017 The Zcash developers
Copyright (c) 2009-2017 The Bitcoin Core developers
+Copyright (c) 2009-2018 Bitcoin Developers
+Copyright (c) 2016-2017 The Zcash developers
+Copyright (c) 2016-2018 The Komodo developers
+Copyright (c) 2018 The VerusCoin developers
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
THE SOFTWARE.
-The MIT software license (http://www.opensource.org/licenses/mit-license.php)
-above applies to the code directly included in this source distribution.
-Dependencies downloaded as part of the build process may be covered by other
-open-source licenses. For further details see 'contrib/debian/copyright'.
+The MIT software license (https://www.opensource.org/licenses/mit-license.php)
+above applies to the code directly included in this source distribution, with
+the exception of certain Autoconf macros. Dependencies downloaded as part of
+the build process may be covered by other open-source licenses. The MIT-licensed
+source code is not considered a derived work of these Autoconf macros or of the
+dependencies. For further details see 'contrib/debian/copyright'.
This product includes software developed by the OpenSSL Project for use in the
OpenSSL Toolkit (https://www.openssl.org/). This product includes cryptographic
-and UPnP software written by Thomas Bernard.
-Although almost all of the Zcash code is licensed under "permissive" open source
+Although almost all of the Zcash/Komodo/VerusCoin code is licensed under "permissive" open source
licenses, users and distributors should note that when built using the default
build options, Zcash depends on Oracle Berkeley DB 6.2.x, which is licensed
under the GNU Affero General Public License.
+
+
+Contributors should understand licensing implications before modifying the
+following files in build-aux/m4 (see https://github.com/zcash/zcash/issues/2827):
+
+ * ax_check_compile_flag.m4
+ * ax_check_link_flag.m4
+ * ax_check_preproc_flag.m4
+ * ax_compiler_vendor.m4
+ * ax_gcc_archflag.m4
+ * ax_gcc_x86_cpuid.m4
+ * ax_openmp.m4
+ * ax_pthread.m4