RequiredUseDefaults: version 2.10.2: profile: 'default/linux/amd64/17.0/musl' (11 total) failed REQUIRED_USE: X
  RequiredUseDefaults: version 2.10.2: profile: 'default/linux/amd64/17.0/musl' (36 total) failed REQUIRED_USE: drm
  RequiredUseDefaults: version 2.10.2: profile: 'default/linux/amd64/17.1/desktop' (15 total) failed REQUIRED_USE: vaapi