Issue #23338: Fixed formatting ctypes error messages on Cygwin.

Patch by Makoto Kato.

diff --cc Misc/ACKS
index 3637ab406fa734cbae73667906672c7f7cd2ce53,66d340de168441a682ed071986c97ad7cbb156ac..6e24cc90c55a5422baff2a196b1e809147125f31
--- 1/Misc/ACKS
--- 2/Misc/ACKS
+++ b/Misc/ACKS
@@@ -703,8 -692,8 +703,9 @@@ Janne Karil
  Per Øyvind Karlsen
  Anton Kasyanov
  Lou Kates
+ Makoto Kato
  Hiroaki Kawai
 +Brian Kearns
  Sebastien Keim
  Ryan Kelly
  Dan Kenigsberg

diff --cc Misc/NEWS
index 8e6ad311323fbe76bac6e0f1304f17d8701f3fdc,b6e78894f3dbc99867769490f54c823b33eeab0f..a15600b92de6311bfd4c7a0e6daece323cf21d28
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -19,10 -24,9 +19,13 @@@ Core and Builtin
  Library
  -------
  
+ - Issue #23338: Fixed formatting ctypes error messages on Cygwin.
+   Patch by Makoto Kato.
+ 
 +- Issue #15582: inspect.getdoc() now follows inheritance chains.
 +
 +- Issue #2175: SAX parsers now support a character stream of InputSource object.
 +
  - Issue #16840: Tkinter now supports 64-bit integers added in Tcl 8.4 and
    arbitrary precision integers added in Tcl 8.5.
  

diff --cc Modules/_ctypes/_ctypes.c
Simple merge