master bf04c19: Fix recent changes related to USABLE_SIGIO

[Eli Zaretskii]

branch: master
commit bf04c19cdd08baa5e5e90ccdba8aa9c0449c7fab
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    Fix recent changes related to USABLE_SIGIO
    
    * src/process.c (wait_reading_process_output) [WINDOWSNT]:
    * src/keyboard.c (handle_async_input) [DOS_NT]: Ifdef away the
    code that is not needed on MS-Windows.  (Bug#50403) (Bug#51820)
---
 src/keyboard.c | 2 ++
 src/process.c  | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/keyboard.c b/src/keyboard.c
index 5a43e9a..c3bc830 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -7180,6 +7180,7 @@ tty_read_avail_input (struct terminal *terminal,
 static void
 handle_async_input (void)
 {
+#ifndef DOS_NT
   while (1)
     {
       int nread = gobble_input ();
@@ -7189,6 +7190,7 @@ handle_async_input (void)
       if (nread <= 0)
        break;
     }
+#endif
 }
 
 void
diff --git a/src/process.c b/src/process.c
index 808bf6f..a004267 100644
--- a/src/process.c
+++ b/src/process.c
@@ -5588,7 +5588,7 @@ wait_reading_process_output (intmax_t time_limit, int 
nsecs, int read_kbd,
            timeout = make_timespec (0, 0);
 #endif
 
-#ifndef USABLE_SIGIO
+#if !defined USABLE_SIGIO && !defined WINDOWSNT
          /* If we're polling for input, don't get stuck in select for
             more than 25 msec. */
          struct timespec short_timeout = make_timespec (0, 25000000);