Thu, 21 Mar 2019 14:54:25 +0100 wenzelm proper ISABELLE_OCAML_VERSION;
Thu, 21 Mar 2019 14:17:36 +0100 wenzelm less ambitious test: lapbroy68 lacks libgmp-dev that is required for ocaml setup of zarith;
Thu, 21 Mar 2019 13:34:37 +0100 wenzelm more robust "switch create";
Thu, 21 Mar 2019 12:41:58 +0100 wenzelm prefer central root: just one copy of this bulky material;
Thu, 21 Mar 2019 12:38:06 +0100 wenzelm updated to current opam-2.0.3, which is also the version provided by Cygwin 3.0.4;
Wed, 20 Mar 2019 23:06:51 +0100 wenzelm updated to cygwin-20190320;
Wed, 20 Mar 2019 22:41:50 +0100 wenzelm updated to Cygwin 3.0.4 (approximation for Isabelle2019);
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