diff --git NuttX/nuttx/include/signal.h NuttX/nuttx/include/signal.h
index ffb77e0..cca6a15 100644
--- NuttX/nuttx/include/signal.h
+++ NuttX/nuttx/include/signal.h
@@ -260,8 +260,11 @@ int sigfillset(FAR sigset_t *set);
 int sigaddset(FAR sigset_t *set, int signo);
 int sigdelset(FAR sigset_t *set, int signo);
 int sigismember(FAR const sigset_t *set, int signo);
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wshadow"
 int sigaction(int sig, FAR const struct sigaction *act,
               FAR struct sigaction *oact);
+#pragma GCC diagnostic pop
 int sigprocmask(int how, FAR const sigset_t *set, FAR sigset_t *oset);
 int sigpending(FAR sigset_t *set);
 int sigsuspend(FAR const sigset_t *sigmask);
diff --git NuttX/nuttx/include/stdio.h NuttX/nuttx/include/stdio.h
index cb16366..6ff12bb 100644
--- NuttX/nuttx/include/stdio.h
+++ NuttX/nuttx/include/stdio.h
@@ -180,7 +180,11 @@ int    vdprintf(int fd, FAR const char *fmt, va_list ap);
 
 /* Operations on paths */
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wshadow"
+struct statfs; /* Forward Decleration */
 int    statfs(FAR const char *path, FAR struct statfs *buf);
+#pragma GCC diagnostic pop
 FAR char *tmpnam(FAR char *s);
 FAR char *tempnam(FAR const char *dir, FAR const char *pfx);
 
diff --git NuttX/nuttx/include/stdlib.h NuttX/nuttx/include/stdlib.h
index 16a3f93..dbf94df 100644
--- NuttX/nuttx/include/stdlib.h
+++ NuttX/nuttx/include/stdlib.h
@@ -191,7 +191,10 @@ void     qsort(void *base, size_t nmemb, size_t size,
                int(*compar)(const void *, const void *));
 
 #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(struct mallinfo *info);
 #endif
diff --git NuttX/nuttx/include/sys/stat.h NuttX/nuttx/include/sys/stat.h
index 4fe9f5c..b66b9a0 100644
--- NuttX/nuttx/include/sys/stat.h
+++ NuttX/nuttx/include/sys/stat.h
@@ -130,7 +130,10 @@ 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
 int fstat(int fd, FAR struct stat *buf);
 
 #undef EXTERN