1. C:\Users\simn>opam search win64-menhir
  2. # Existing packages for system:
  3. win64-menhir -- LR(1) parser generator
  4. C:\Users\simn>opam install win64-menhir
  5. Your request can't be satisfied:
  6. - No package matches win64-menhir.
  7. No solution found, exiting