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-rw-r--r--winsup/cygwin/include/sys/stdio.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/winsup/cygwin/include/sys/stdio.h b/winsup/cygwin/include/sys/stdio.h
new file mode 100644
index 000000000..04d8ffcaf
--- /dev/null
+++ b/winsup/cygwin/include/sys/stdio.h
@@ -0,0 +1,25 @@
+/* sys/stdio.h
+
+ Copyright 2004 Red Hat, Inc.
+
+This file is part of Cygwin.
+
+This software is a copyrighted work licensed under the terms of the
+Cygwin license. Please consult the file "CYGWIN_LICENSE" for
+details. */
+
+#ifndef _SYS_STDIO_H_
+#define _SYS_STDIO_H_
+
+#include <sys/lock.h>
+
+#if !defined(__SINGLE_THREAD__)
+# if !defined(_flockfile)
+# define _flockfile(fp) __cygwin_lock_lock ((_LOCK_T *)&(fp)->_lock)
+# endif
+# if !defined(_funlockfile)
+# define _funlockfile(fp) __cygwin_lock_unlock ((_LOCK_T *)&(fp)->_lock)
+# endif
+#endif
+
+#endif