From be8cf8b7fbefdf859aefc7195f4c62c8bb9fed23 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joakim=20Nohlg=C3=A5rd?= <joakim.nohlgard@eistec.se>
Date: Thu, 31 Mar 2016 10:32:51 +0200
Subject: [PATCH] sys/newlib: Fix function definitions to match newlib
 prototypes

---
 sys/newlib/syscalls.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/sys/newlib/syscalls.c b/sys/newlib/syscalls.c
index dc0617390a..7628a20746 100644
--- a/sys/newlib/syscalls.c
+++ b/sys/newlib/syscalls.c
@@ -22,6 +22,8 @@
  * @}
  */
 
+#include <unistd.h>
+#include <reent.h>
 #include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -158,9 +160,10 @@ int _kill_r(struct _reent *r, pid_t pid, int sig)
  *
  * @return      TODO
  */
-int _open_r(struct _reent *r, const char *name, int mode)
+int _open_r(struct _reent *r, const char *name, int flags, int mode)
 {
     (void) name;
+    (void) flags;
     (void) mode;
     r->_errno = ENODEV;                     /* not implemented yet */
     return -1;
@@ -272,7 +275,7 @@ int _fstat_r(struct _reent *r, int fd, struct stat *st)
  *
  * @return      TODO
  */
-int _stat_r(struct _reent *r, char *name, struct stat *st)
+int _stat_r(struct _reent *r, const char *name, struct stat *st)
 {
     (void) name;
     (void) st;
@@ -307,7 +310,7 @@ int _isatty_r(struct _reent *r, int fd)
  *
  * @return      TODO
  */
-int _unlink_r(struct _reent *r, char *path)
+int _unlink_r(struct _reent *r, const char *path)
 {
     (void) path;
     r->_errno = ENODEV;                     /* not implemented yet */