RISCI_ATOM/ken-cc: Ken C Compiler from Plan9.

Giacomo Tesio 34b44fd00b amd64: workaround build problems, see https://bitbucket.org/plan9-from-bell-labs/9-cc/issues/1/problems-building-under-x64-linux#comment-21758543		8 rokov pred
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386	34b44fd00b amd64: workaround build problems, see https://bitbucket.org/plan9-from-bell-labs/9-cc/issues/1/problems-building-under-x64-linux#comment-21758543	8 rokov pred
power	f3479f03f1 instant upgrade, to Inferno utils level	10 rokov pred