version update for 5.7.3
diff --git a/CHANGES b/CHANGES
index 1206a4a..8922f39 100644
--- a/CHANGES
+++ b/CHANGES
@@ -104,6 +104,7 @@
 	http://sourceforge.net/p/net-snmp/patches/1257/.
 
     Win32:
+      - Modified patch from Bart Van Assche to improve cygwin building
       - Perl: BUG: 2488: Avoid "Free to wrong pool" error
       - Perl: BUG: 2488: Avoid "Free to wrong pool" error" This reverts
 	commit b2725964bde921b6285e3a59a512552cae0a0ca5.
diff --git a/NEWS b/NEWS
index 9396aee..dbd3700 100644
--- a/NEWS
+++ b/NEWS
@@ -24,6 +24,7 @@
 	include or library directories globally - these have to be
 	specified per project. Hence two additional menu entries in
 	build.bat that allow to specify these directories.
+      - Patch from Bart Van Assche to improve cygwin building
 
 *5.7.2*
     snmp: