more notes on Cygwin, notably for downgrading to 1.7.9 to avoid multi-threading instabilities starting with 1.7.10 early 2012;
--- a/Admin/Cygwin/README Mon Apr 23 13:40:02 2012 +0200
+++ b/Admin/Cygwin/README Mon Apr 23 16:05:18 2012 +0200
@@ -7,3 +7,16 @@
* http://chinese-watercolor.com/LRP/printsrv/cygwin-sshd.html
+* Cygwin crash of Poly/ML 5.4.0, 5.4.1 with threads (and sockets?)
+http://cygwin.com/ml/cygwin/2012-04/msg00415.html
+http://cygwin.com/ml/cygwin/2012-04/msg00417.html
+
+* Mirror with many old versions (not setup.init!)
+ http://ftp.eq.uc.pt/software/pc/prog/cygwin
+
+* Time machine for older versions:
+ http://www.fruitbat.org/Cygwin/index.html#cygwincirca
+
+ e.g. ftp://www.fruitbat.org/pub/cygwin/circa/2012/02/04/034515/setup.ini
+ for last 1.7.9 version
+