Fix def files so that the implementation agnostic interface definition has no non-standards defined entry points, and change the eglrefimpl specific implementation to place its private entry points high up in the ordinal order space in the implementation region, not the standards based entrypoints region.
EXPORTS
_ZN11RSgDrawable4OpenERK13TSgDrawableId @ 1 NONAME
_ZN11RSgDrawable5CloseEv @ 2 NONAME
_ZN11RSgDrawableC1Ev @ 3 NONAME
_ZN11RSgDrawableC2Ev @ 4 NONAME
_ZN12TSgImageInfoC1Ev @ 5 NONAME
_ZN12TSgImageInfoC2Ev @ 6 NONAME
_ZN18RSgImageCollection5CloseEv @ 7 NONAME
_ZN18RSgImageCollection6CreateEPK12TSgImageInfoiPS_i @ 8 NONAME
_ZN18RSgImageCollection6CreateERK12TSgImageInfoi @ 9 NONAME
_ZN18RSgImageCollection9OpenImageEiR8RSgImage @ 10 NONAME
_ZN18RSgImageCollectionC1Ev @ 11 NONAME
_ZN18RSgImageCollectionC2Ev @ 12 NONAME
_ZN8RSgImage12MapReadWriteERPvRi @ 13 NONAME
_ZN8RSgImage12MapWriteOnlyERPvRi @ 14 NONAME
_ZN8RSgImage15GetPixelFormatsERK12TSgImageInfoP15TUidPixelFormatRi @ 15 NONAME
_ZN8RSgImage6CreateERK12TSgImageInfoPKvi @ 16 NONAME
_ZN8RSgImage6CreateERK12TSgImageInfoRKS_ @ 17 NONAME
_ZN8RSgImageC1Ev @ 18 NONAME
_ZN8RSgImageC2Ev @ 19 NONAME
_ZN8SgDriver13ResourceCountEv @ 20 NONAME
_ZN8SgDriver4OpenEv @ 21 NONAME
_ZN8SgDriver5CloseEv @ 22 NONAME
_ZNK11RSgDrawable12GetInterfaceE4TUidRPv @ 23 NONAME
_ZNK11RSgDrawable2IdEv @ 24 NONAME
_ZNK11RSgDrawable6IsNullEv @ 25 NONAME
_ZNK18RSgImageCollection5CountEv @ 26 NONAME
_ZNK18RSgImageCollection6IsNullEv @ 27 NONAME
_ZNK18RSgImageCollection7GetInfoER12TSgImageInfo @ 28 NONAME
_ZNK18RSgImageCollection9SurfaceIdEv @ 29 NONAME
_ZNK8RSgImage11MapReadOnlyERPKvRi @ 30 NONAME
_ZNK8RSgImage5UnmapEv @ 31 NONAME
_ZNK8RSgImage7GetInfoER12TSgImageInfo @ 32 NONAME
_ZNK11RSgDrawable12DrawableTypeEv @ 33 NONAME
_ZN11RSgDrawable4OpenERK13TSgDrawableIdm @ 34 NONAME
_ZN8SgDriver12AllocMarkEndEi @ 35 NONAME
_ZN8SgDriver12SetAllocFailEN10RAllocator10TAllocFailEi @ 36 NONAME
_ZN8SgDriver14AllocMarkStartEv @ 37 NONAME
_ZN7SgUtils13MinDataStrideEi15TUidPixelFormat @ 38 NONAME
_ZN7SgUtils14TransferPixelsEPvi15TUidPixelFormatPKviS1_RK5TRect @ 39 NONAME
_ZN7SgUtils24DisplayModeToPixelFormatE12TDisplayMode @ 40 NONAME
_ZN7SgUtils24PixelFormatToDisplayModeE15TUidPixelFormat @ 41 NONAME