IndirectInherits: version 3.1.0013-r6: multibuild: indirect inherit usage: 'BUILD_DIR', line 54
  RequiredUseDefaults: version 3.1.0013-r6: profile: 'default/linux/amd64/17.0/x32' (2 total) failed REQUIRED_USE: ( abi_x86_32 || abi_x86_64 )