4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
This is an import of gnulib that is used by gdb and gdbserver. To send patches, follow the gdb patch submission instructions in ../gdb/CONTRIBUTE. For maintainers, see ../gdb/MAINTAINERS. See update-gnulib.sh for instructions on updating gnulib.