While running tests on Windows, the following tests (from network-stream-tests.el) hang up and have to be interrupted: connect-to-tls-ipv4-wait open-network-stream-tls-wait open-network-stream-tls open-network-stream-tls-nocert open-gnutls-stream-new-api-default open-gnutls-stream-new-api-wait open-gnutls-stream-old-api-wait In GNU Emacs 27.0.50 (build 1, x86_64-w64-mingw32) of 2019-09-30 built on ODIEFAST Repository revision: fd887250dc560541ecc2a3ea4a5d6f61591e2821 Repository branch: master Windowing system distributor 'Microsoft Corp.', version 10.0.18362 System Description: Microsoft Windows 10 Home (v10.0.1903.18362.356) Configured using: 'configure --prefix=/d/Devel/emacs/repo/trunk --with-modules --without-pop --enable-checking=yes --enable-locallisppath=%emacs_dir%/../site-lisp:%emacs_dir%/share/emacs/@VER@ /site-lisp:%emacs_dir%/share/emacs/site-lisp 'CFLAGS=-Og -ggdb3'' Configured features: XPM JPEG TIFF GIF PNG RSVG SOUND NOTIFY W32NOTIFY ACL GNUTLS LIBXML2 HARFBUZZ ZLIB TOOLKIT_SCROLL_BARS MODULES THREADS JSON PDUMPER LCMS2 GMP Important settings: value of $LANG: ESN locale-coding-system: cp1252