1 files changed, 13 insertions, 12 deletions

diff --git a/gl/m4/ungetc.m4 b/gl/m4/ungetc.m4
index 8977a346..42f7ec32 100644
--- a/gl/m4/ungetc.m4
+++ b/gl/m4/ungetc.m4
@@ -1,5 +1,6 @@
-# ungetc.m4 serial 10
-dnl Copyright (C) 2009-2023 Free Software Foundation, Inc.
+# ungetc.m4
+# serial 12
+dnl Copyright (C) 2009-2024 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -42,16 +43,16 @@ AC_DEFUN_ONCE([gl_FUNC_UNGETC_WORKS],
           ]])],
         [gl_cv_func_ungetc_works=yes], [gl_cv_func_ungetc_works=no],
         [case "$host_os" in
-                          # Guess yes on glibc systems.
-           *-gnu* | gnu*) gl_cv_func_ungetc_works="guessing yes" ;;
-                          # Guess yes on musl systems.
-           *-musl*)       gl_cv_func_ungetc_works="guessing yes" ;;
-                          # Guess yes on bionic systems.
-           *-android*)    gl_cv_func_ungetc_works="guessing yes" ;;
-                          # Guess yes on native Windows.
-           mingw*)        gl_cv_func_ungetc_works="guessing yes" ;;
-                          # If we don't know, obey --enable-cross-guesses.
-           *)             gl_cv_func_ungetc_works="$gl_cross_guess_normal" ;;
+                               # Guess yes on glibc systems.
+           *-gnu* | gnu*)      gl_cv_func_ungetc_works="guessing yes" ;;
+                               # Guess yes on musl systems.
+           *-musl* | midipix*) gl_cv_func_ungetc_works="guessing yes" ;;
+                               # Guess yes on bionic systems.
+           *-android*)         gl_cv_func_ungetc_works="guessing yes" ;;
+                               # Guess yes on native Windows.
+           mingw* | windows*)  gl_cv_func_ungetc_works="guessing yes" ;;
+                               # If we don't know, obey --enable-cross-guesses.
+           *)                  gl_cv_func_ungetc_works="$gl_cross_guess_normal" ;;
          esac
         ])
     ])