Add European Union Public Licence and add it to default allowed licenses,
since it's OSI-approved:
http://opensource.org/licenses/EUPL-1.1

ok@ gdt
The option jxf of tar is necessary to read *.bz2 on some systems, for example, Linux:
http://us-east.manta.joyent.com/pkgsrc/public/reports/Linux/el6/trunk/x86_64/20140314.1310/nios2-binutils-2.23/configure.log
NetBSD 6.1.3, 5.2 and 5.1 also accept jxf.
The option jxf of tar is necessary to read *.bz2 on some systems, for example, Linux:
http://us-east.manta.joyent.com/pkgsrc/public/reports/Linux/el6/trunk/x86_64/20140314.1310/nios2-binutils-2.23/configure.log
NetBSD 6.1.3, 5.2, 5.1 also accepts jxf.
Fix checksum
From Greg Oster, thank you.
Add a workaround for the lack of strto{i,u}max on MirBSD, fix build.