Package giflib

Failed to find a solution:

no platform:
2025-07-10 14:46.18 [INFO] Solving for ocaml-base-compiler, ocaml,
                           giflib using opam_repository_commit 0094db1438bc7998ff50d5a923c8c94475197db2

2025-07-10 14:46.46 [INFO] base: eliminated all possibilities in 0.19 s

2025-07-10 14:46.46 [INFO] = base =

2025-07-10 14:46.46 [INFO] Can't find all required versions.
Selected: astring.0.8.5 base.v0.17.3 base-bigarray.base base-bytes.base
          base-domains.base base-effects.base base-nnp.base base-threads.base
          base-unix.base camlp-streams.5.0.1 cmdliner.1.3.0 conf-gmp.5
          conf-pkg-config.4 cppo.1.8.0 crunch.4.0.0 csexp.1.5.2 dune.3.19.1
          dune-build-info.3.19.1 dune-configurator.3.19.1 either.1.0.0
          fix.20250428 fmt.0.10.0 fpath.0.7.3 menhir.20240715
          menhirCST.20240715 menhirLib.20240715 menhirSdk.20240715
          ocaml-options-vanilla.1 ocaml-version.4.0.1
          ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8
          ocamlformat.0.27.0 ocamlformat-lib.0.27.0 ocp-indent.1.8.1
          odoc.3.0.0 odoc-parser.3.0.0 ounit2.2.2.7 ptime.1.2.0 re.1.13.2
          result.1.5 seq.base sexplib0.v0.17.0 stdio.v0.17.0
          stdlib-shims.0.3.0 topkg.1.0.8 tyxml.4.6.0 uucp.16.0.0 uuseg.16.0.0
          uutf.1.0.4 yojson.3.0.0 zarith.1.14
          giflib&ocaml&ocaml-base-compiler system-mingw
          system-mingw|system-msvc&winpthreads ocaml base-domains
          ocaml-variants ocaml-base-compiler
- giflib -> giflib.1.0.2
    User requested = 1.0.2
- ocaml -> (problem)
    User requested <= 5.0.0
    astring 0.8.5 requires >= 4.05.0
    base v0.17.3 requires >= 5.1.0
    Rejected candidates:
      ocaml.5.0.0: Incompatible with restriction: >= 5.1.0
      ocaml.4.14.3: Incompatible with restriction: >= 5.1.0
      ocaml.4.14.2: Incompatible with restriction: >= 5.1.0
      ocaml.4.14.1: Incompatible with restriction: >= 5.1.0
      ocaml.4.14.0: Incompatible with restriction: >= 5.1.0
      ...
- ocaml-base-compiler -> ocaml-base-compiler.5.4.0~alpha1
    User requested >= 4.04.1
- ocaml-compiler -> ocaml-compiler.5.4.0~alpha1
    ocaml-base-compiler 5.4.0~alpha1 requires = 5.4.0~alpha1
- ocaml-variants -> (problem)
    Rejected candidates:
      ocaml-variants.5.5.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.4.0~alpha1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.1+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ...
- system-mingw -> (problem)
    No usable implementations:
      system-mingw.1: Availability condition not satisfied