1 files changed, 53 insertions, 0 deletions
diff --git a/termios/tcflow.c b/termios/tcflow.c
new file mode 100644
index 0000000000..f4db981f28
--- /dev/null
+++ b/termios/tcflow.c
@@ -0,0 +1,53 @@
+/* Copyright (C) 1991, 1995, 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <termios.h>
+
+/* Suspend or restart transmission on FD.  */
+int
+tcflow (fd, action)
+     int fd;
+     int action;
+{
+  if (fd < 0)
+    {
+      __set_errno (EBADF);
+      return -1;
+    }
+
+  switch (action)
+    {
+    case TCOOFF:
+    case TCOON:
+    case TCIOFF:
+    case TCION:
+      break;
+
+    default:
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+
+stub_warning (tcflow)
+#include <stub-tag.h>