1 files changed, 2 insertions, 7 deletions
diff --git a/os/various/syscalls.c b/os/various/syscalls.c
index f19f733c7..41c04bac1 100644
--- a/os/various/syscalls.c
+++ b/os/various/syscalls.c
@@ -65,11 +65,6 @@
 #include "hal.h"
 #endif
 
-#ifndef __errno_r
-#include <sys/reent.h>
-#define __errno_r(reent) reent->_errno
-#endif
-
 /***************************************************************************/
 
 int _read_r(struct _reent *r, int file, char * ptr, int len)
@@ -134,10 +129,10 @@ int _close_r(struct _reent *r, int file)
 
 caddr_t _sbrk_r(struct _reent *r, int incr)
 {
-#if CH_USE_MEMCORE
+#if CH_CFG_USE_MEMCORE
   void *p;
 
-  chDbgCheck(incr > 0, "_sbrk_r");
+  chDbgCheck(incr > 0);
 
   p = chCoreAlloc((size_t)incr);
   if (p == NULL) {