diff --git a/configs/16z/nsh/defconfig b/configs/16z/nsh/defconfig
index 2f59084654..d3805a9167 100644
--- a/configs/16z/nsh/defconfig
+++ b/configs/16z/nsh/defconfig
@@ -135,7 +135,7 @@ CONFIG_ENDIAN_BIG=y
 #
 # Board Settings
 #
-CONFIG_BOARD_LOOPSPERMSEC=2203
+CONFIG_BOARD_LOOPSPERMSEC=2811
 # CONFIG_ARCH_CALIBRATION is not set
 
 #
diff --git a/sched/sig_timedwait.c b/sched/sig_timedwait.c
index 7241343377..3952e42c29 100644
--- a/sched/sig_timedwait.c
+++ b/sched/sig_timedwait.c
@@ -79,7 +79,7 @@
  ****************************************************************************/
 
 /****************************************************************************
- * Private Functionss
+ * Private Functions
  ****************************************************************************/
 
 /****************************************************************************
@@ -142,8 +142,8 @@ static void sig_timeout(int argc, uint32_t itcb)
  *   is forever.
  *
  *   If the info argument is non-NULL, the selected signal number is stored
- *   in the si_signo member and the cause of the signal is store in the
- *   si_code emember.  The content of si_value is only meaningful if the
+ *   in the si_signo member and the cause of the signal is store din the
+ *   si_code member.  The content of si_value is only meaningful if the
  *   signal was generated by sigqueue().
  *
  *   The following values for si_code are defined in signal.h:
@@ -238,7 +238,7 @@ int sigtimedwait(FAR const sigset_t *set, FAR struct siginfo *info,
       if (timeout)
         {
           /* Convert the timespec to system clock ticks, making sure that
-           * the resultint delay is greater than or equal to the requested
+           * the resulting delay is greater than or equal to the requested
            * time in nanoseconds.
            */
 
diff --git a/sched/wd_internal.h b/sched/wd_internal.h
index e63a8bdae4..cbbc91cd14 100644
--- a/sched/wd_internal.h
+++ b/sched/wd_internal.h
@@ -103,13 +103,14 @@ extern sq_queue_t g_wdactivelist;
 
 #ifdef __cplusplus
 #define EXTERN extern "C"
-extern "C" {
+extern "C"
+{
 #else
 #define EXTERN extern
 #endif
 
-EXTERN void weak_function wd_initialize(void);
-EXTERN void weak_function wd_timer(void);
+void weak_function wd_initialize(void);
+void weak_function wd_timer(void);
 
 #undef EXTERN
 #ifdef __cplusplus