remove CYGWIN codeblocks, drop vendored Windows openvpn, drop win32 specific files.

configures and builds okay.
testsuite wasn't checked, will be checked.

diff including the plibc removal is now around 14370 lines of code less.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/util/test_getopt.c b/src/util/test_getopt.c
index 620605f96..77b8c8b2f 100644
--- a/src/util/test_getopt.c
+++ b/src/util/test_getopt.c
@@ -163,9 +163,9 @@ main(int argc, char *argv[])
 
   GNUNET_log_setup("test_getopt", "WARNING", NULL);
   /* suppress output from -h, -v options */
-#ifndef MINGW
+
   GNUNET_break(0 == close(1));
-#endif
+
   if (0 != testMinimal())
     errCnt++;
   if (0 != testVerbose())