Crosscomiled Windows/ECL: Use w64devkit, not winlibs.
Update ECL to 26.5.5.
Windows: Update wxMaxima to 26.05.0.
Windows installer: Update SBCL.
Windows installer: Build ECL with ASDF.
Windows lispselector: Allow ECL as default Lisp (if enabled).
Add new ECL/crosscompiling files to automake.
Hm. Strange. Here it doesn't work, neither on Win11, nor using Wine/Linux: Here is the debugging output (very similar on Win11 and Wine), I removed the "maxima" directory in the user profile in both case, so a 'fresh' start): C:\>maxima-5.49post\bin\maxima -l ecl ;;; Loading #P"C:/maxima-5.49post/lib/maxima/branch_5_49_base_411_gb123029a1/bin ary-ecl/defsystem.lisp" ;;; Loading #P"C:/maxima-5.49post/lib/maxima/branch_5_49_base_411_gb123029a1/bin ary-ecl/maxima.system" ;;; Loading #P"C:/maxima-5.49post/ecl/cmp.fas"...