Copy definitions of off_t, dev_t, uid_t, and gid_t verbatim from latest
FreeBSD <sys/types.h>.

Signed-off-by: Sebastian Huber <sebastian.hu...@embedded-brains.de>
---
 newlib/libc/include/sys/types.h | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/newlib/libc/include/sys/types.h b/newlib/libc/include/sys/types.h
index c0b5796..496c2ae 100644
--- a/newlib/libc/include/sys/types.h
+++ b/newlib/libc/include/sys/types.h
@@ -168,11 +168,23 @@ typedef int32_t register_t;
  */
 
 #ifndef __CYGWIN__     /* which defines these types in it's own types.h. */
-typedef _off_t off_t;
-typedef __dev_t dev_t;
-typedef __uid_t uid_t;
-typedef __gid_t gid_t;
+#ifndef _OFF_T_DECLARED
+typedef        __off_t         off_t;          /* file offset */
+#define        _OFF_T_DECLARED
 #endif
+#ifndef _DEV_T_DECLARED
+typedef        __dev_t         dev_t;          /* device number or struct cdev 
*/
+#define        _DEV_T_DECLARED
+#endif
+#ifndef _UID_T_DECLARED
+typedef        __uid_t         uid_t;          /* user id */
+#define        _UID_T_DECLARED
+#endif
+#ifndef _GID_T_DECLARED
+typedef        __gid_t         gid_t;          /* group id */
+#define        _GID_T_DECLARED
+#endif
+#endif /* !__CYGWIN__ */
 
 #ifndef _PID_T_DECLARED
 typedef        __pid_t         pid_t;          /* process id */
-- 
1.8.4.5

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