diff --git NuttX/nuttx/include/signal.h NuttX/nuttx/include/signal.h
index bd8ee9f..7ee242a 100644
--- NuttX/nuttx/include/signal.h
+++ NuttX/nuttx/include/signal.h
@@ -282,8 +282,11 @@ extern "C"
 
 int kill(pid_t pid, int signo);
 int raise(int signo);
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wshadow"
 int sigaction(int signo, FAR const struct sigaction *act,
               FAR struct sigaction *oact);
+#pragma GCC diagnostic pop
 int sigaddset(FAR sigset_t *set, int signo);
 int sigdelset(FAR sigset_t *set, int signo);
 int sigemptyset(FAR sigset_t *set);
diff --git NuttX/nuttx/include/stdlib.h NuttX/nuttx/include/stdlib.h
index aa259c9..f2b0640 100644
--- NuttX/nuttx/include/stdlib.h
+++ NuttX/nuttx/include/stdlib.h
@@ -202,7 +202,10 @@ FAR void *zalloc(size_t);
 FAR void *calloc(size_t, size_t);
 
 #ifdef CONFIG_CAN_PASS_STRUCTS
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wshadow"
 struct mallinfo mallinfo(void);
+#pragma GCC diagnostic pop
 #else
 int      mallinfo(FAR struct mallinfo *info);
 #endif
diff --git NuttX/nuttx/include/sys/stat.h NuttX/nuttx/include/sys/stat.h
index 3f2658b..41c8604 100644
--- NuttX/nuttx/include/sys/stat.h
+++ NuttX/nuttx/include/sys/stat.h
@@ -131,7 +131,10 @@ extern "C"
 
 int mkdir(FAR const char *pathname, mode_t mode);
 int mkfifo(FAR const char *pathname, mode_t mode);
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wshadow"
 int stat(const char *path, FAR struct stat *buf);
+#pragma GCC diagnostic pop
 #if 0 /* Not yet supported */
 int fstat(int fd, FAR struct stat *buf);
 #endif
diff --git NuttX/nuttx/include/sys/statfs.h NuttX/nuttx/include/sys/statfs.h
index 1d1786a..12f802b 100644
--- NuttX/nuttx/include/sys/statfs.h
+++ NuttX/nuttx/include/sys/statfs.h
@@ -139,8 +139,11 @@ extern "C"
  * form of the struct statfs.
  */
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wshadow"
 int statfs(FAR const char *path, FAR struct statfs *buf);
 int fstatfs(int fd, FAR struct statfs *buf);
+#pragma GCC diagnostic pop
 
 #undef EXTERN
 #if defined(__cplusplus)