1 files changed, 6 insertions, 9 deletions

diff --git a/src/sysdep.c b/src/sysdep.c
index 70f4a9dd7ea..b52236769e0 100644
--- a/src/sysdep.c
+++ b/src/sysdep.c
@@ -1408,7 +1408,7 @@ reset_sys_modes (struct tty_display_info *tty_out)
 {
   if (noninteractive)
     {
-      fflush (stdout);
+      fflush_unlocked (stdout);
       return;
     }
   if (!tty_out->term_initted)
@@ -1428,17 +1428,14 @@ reset_sys_modes (struct tty_display_info *tty_out)
     }
   else
     {                   /* have to do it the hard way */
-      int i;
       tty_turn_off_insert (tty_out);
 
-      for (i = cursorX (tty_out); i < FrameCols (tty_out) - 1; i++)
-        {
-          fputc (' ', tty_out->output);
-        }
+      for (int i = cursorX (tty_out); i < FrameCols (tty_out) - 1; i++)
+        fputc_unlocked (' ', tty_out->output);
     }
 
   cmgoto (tty_out, FrameRows (tty_out) - 1, 0);
-  fflush (tty_out->output);
+  fflush_unlocked (tty_out->output);
 
   if (tty_out->terminal->reset_terminal_modes_hook)
     tty_out->terminal->reset_terminal_modes_hook (tty_out->terminal);
@@ -3079,7 +3076,7 @@ procfs_ttyname (int rdev)
       char minor[25];   /* 2 32-bit numbers + dash */
       char *endp;
 
-      for (; !feof (fdev) && !ferror (fdev); name[0] = 0)
+      for (; !feof_unlocked (fdev) && !ferror_unlocked (fdev); name[0] = 0)
         {
           if (fscanf (fdev, "%*s %s %u %s %*s\n", name, &major, minor) >= 3
               && major == MAJOR (rdev))
@@ -3129,7 +3126,7 @@ procfs_get_total_memory (void)
             break;
 
           case 0:
-            while ((c = getc (fmem)) != EOF && c != '\n')
+            while ((c = getc_unlocked (fmem)) != EOF && c != '\n')
               continue;
             done = c == EOF;
             break;