keep verbatim notice from Singular

sagemath · Nov 26, 2023 · b8a8182 · b8a8182
1 parent c57418d
commit b8a8182
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/COPYING.txt b/COPYING.txt
@@ -1229,7 +1229,9 @@ The following software used with SINGULAR have their own copyright: the
 omalloc library, the readline library, the Gnu Multiple Precision
 Library (GMP), NTL: A Library for doing Number Theory (NTL), the Multi
 Protocol library (MP), the Singular-Factory library, the
-Singular-libfac library, surfex, and the XEmacs editor (XEmacs).
+Singular-libfac library, surfex, and, for the Windows distributions the
+Cygwin DLL and the Cygwin tools (Cygwin), and the XEmacs editor
+(XEmacs).
 
 Their copyrights and licenses can be found in the accompanying files
 COPYING which are distributed along with these packages.  (Since