#4719: use GetModuleFileName to get an absolute path to the current executable under Windows.

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@13799 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
Remove debug.

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@13800 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02