wine-libsversion 4.x. Adélie 1.0 only has Wine 3.x which does not appear to even let Oblivion start. However, even if Oblivion had started, Wine still needs to be built with mpg123 support to prevent a late crash (which it currently isn't in Adélie 1.0). An updated APKBUILD is located at sroracle/packages, wine-4 branch.
*d3dx9_27 (native)DLL override (more info)
export WINEDEBUG=fixme-all(otherwise your terminal gets spammed with