diff --git a/resourceschedule/ffrt/c/condition_variable.h b/resourceschedule/ffrt/c/condition_variable.h
index 0c05342463cd67958f62fc857d695d99a1ca3235..484ab0c0a17690d1430f33ea3b99cef753493ac5 100644
--- a/resourceschedule/ffrt/c/condition_variable.h
+++ b/resourceschedule/ffrt/c/condition_variable.h
@@ -45,8 +45,8 @@
  *
  * @param cond Indicates a pointer to the condition variable.
  * @param attr Indicates a pointer to the condition variable attribute.
- * @return Returns <b>ffrt_thrd_success</b> if the condition variable is initialized;
-           returns <b>ffrt_thrd_error</b> otherwise.
+ * @return Returns <b>ffrt_success</b> if the condition variable is initialized;
+           returns <b>ffrt_error</b> otherwise.
  * @syscap SystemCapability.Resourceschedule.Ffrt.Core
  * @since 10
  * @version 1.0
@@ -57,8 +57,8 @@ FFRT_C_API int ffrt_cond_init(ffrt_cond_t* cond, const ffrt_condattr_t* attr);
  * @brief Unblocks at least one of the threads that are blocked on a condition variable.
  *
  * @param cond Indicates a pointer to the condition variable.
- * @return Returns <b>ffrt_thrd_success</b> if the thread is unblocked;
-           returns <b>ffrt_thrd_error</b> otherwise.
+ * @return Returns <b>ffrt_success</b> if the thread is unblocked;
+           returns <b>ffrt_error</b> otherwise.
  * @syscap SystemCapability.Resourceschedule.Ffrt.Core
  * @since 10
  * @version 1.0
@@ -69,8 +69,8 @@ FFRT_C_API int ffrt_cond_signal(ffrt_cond_t* cond);
  * @brief Unblocks all threads currently blocked on a condition variable.
  *
  * @param cond Indicates a pointer to the condition variable.
- * @return Returns <b>ffrt_thrd_success</b> if the threads are unblocked;
-           returns <b>ffrt_thrd_error</b> otherwise.
+ * @return Returns <b>ffrt_success</b> if the threads are unblocked;
+           returns <b>ffrt_error</b> otherwise.
  * @syscap SystemCapability.Resourceschedule.Ffrt.Core
  * @since 10
  * @version 1.0
@@ -82,8 +82,8 @@ FFRT_C_API int ffrt_cond_broadcast(ffrt_cond_t* cond);
  *
  * @param cond Indicates a pointer to the condition variable.
  * @param mutex Indicates a pointer to the mutex.
- * @return Returns <b>ffrt_thrd_success</b> if the thread is unblocked after being blocked;
-           returns <b>ffrt_thrd_error</b> otherwise.
+ * @return Returns <b>ffrt_success</b> if the thread is unblocked after being blocked;
+           returns <b>ffrt_error</b> otherwise.
  * @syscap SystemCapability.Resourceschedule.Ffrt.Core
  * @since 10
  * @version 1.0
@@ -98,9 +98,9 @@ FFRT_C_API int ffrt_cond_wait(ffrt_cond_t* cond, ffrt_mutex_t* mutex);
  * @param time_point Indicates the maximum duration that the thread is blocked.
  * If <b>ffrt_cond_signal</b> or <b>ffrt_cond_broadcast</b> is not called to unblock the thread
  * when the maximum duration reaches, the thread is automatically unblocked.
- * @return Returns <b>ffrt_thrd_success</b> if the thread is unblocked after being blocked;
-           returns <b>ffrt_thrd_timedout</b> if the maximum duration reaches;
-           returns <b>ffrt_thrd_error</b> if the blocking fails.
+ * @return Returns <b>ffrt_success</b> if the thread is unblocked after being blocked;
+           returns <b>ffrt_timedout</b> if the maximum duration reaches;
+           returns <b>ffrt_error</b> if the blocking fails.
  * @since 10
  * @version 1.0
  */
@@ -110,8 +110,8 @@ FFRT_C_API int ffrt_cond_timedwait(ffrt_cond_t* cond, ffrt_mutex_t* mutex, const
  * @brief Destroys a condition variable.
  *
  * @param cond Indicates a pointer to the condition variable.
- * @return Returns <b>ffrt_thrd_success</b> if the condition variable is destroyed;
-           returns <b>ffrt_thrd_error</b> otherwise.
+ * @return Returns <b>ffrt_success</b> if the condition variable is destroyed;
+           returns <b>ffrt_error</b> otherwise.
  * @since 10
  * @version 1.0
  */
diff --git a/resourceschedule/ffrt/c/mutex.h b/resourceschedule/ffrt/c/mutex.h
index c8f28ac0fead198b1b5b055ad892b1d888e49b23..1f0e25a324e1ee24c0b926428cb4fd72bccf1cb4 100644
--- a/resourceschedule/ffrt/c/mutex.h
+++ b/resourceschedule/ffrt/c/mutex.h
@@ -90,8 +90,8 @@ FFRT_C_API int ffrt_mutexattr_destroy(ffrt_mutexattr_t* attr);
  *
  * @param mutex Indicates a pointer to the mutex.
  * @param attr Indicates a pointer to the mutex attribute.
- * @return Returns <b>ffrt_thrd_success</b> if the mutex is initialized;
-           returns <b>ffrt_thrd_error</b> otherwise.
+ * @return Returns <b>ffrt_success</b> if the mutex is initialized;
+           returns <b>ffrt_error</b> otherwise.
  * @since 10
  * @version 1.0
  */
@@ -101,8 +101,8 @@ FFRT_C_API int ffrt_mutex_init(ffrt_mutex_t* mutex, const ffrt_mutexattr_t* attr
  * @brief Locks a mutex.
  *
  * @param mutex Indicates a pointer to the mutex.
- * @return Returns <b>ffrt_thrd_success</b> if the mutex is locked;
-           returns <b>ffrt_thrd_error</b> or blocks the calling thread otherwise.
+ * @return Returns <b>ffrt_success</b> if the mutex is locked;
+           returns <b>ffrt_error</b> or blocks the calling thread otherwise.
  * @since 10
  * @version 1.0
  */
@@ -112,8 +112,8 @@ FFRT_C_API int ffrt_mutex_lock(ffrt_mutex_t* mutex);
  * @brief Unlocks a mutex.
  *
  * @param mutex Indicates a pointer to the mutex.
- * @return Returns <b>ffrt_thrd_success</b> if the mutex is unlocked;
-           returns <b>ffrt_thrd_error</b> otherwise.
+ * @return Returns <b>ffrt_success</b> if the mutex is unlocked;
+           returns <b>ffrt_error</b> otherwise.
  * @since 10
  * @version 1.0
  */
@@ -123,8 +123,8 @@ FFRT_C_API int ffrt_mutex_unlock(ffrt_mutex_t* mutex);
  * @brief Attempts to lock a mutex.
  *
  * @param mutex Indicates a pointer to the mutex.
- * @return Returns <b>ffrt_thrd_success</b> if the mutex is locked;
-           returns <b>ffrt_thrd_error</b> or <b>ffrt_thrd_busy</b> otherwise.
+ * @return Returns <b>ffrt_success</b> if the mutex is locked;
+           returns <b>ffrt_error</b> or <b>ffrt_busy</b> otherwise.
  * @since 10
  * @version 1.0
  */
@@ -134,8 +134,8 @@ FFRT_C_API int ffrt_mutex_trylock(ffrt_mutex_t* mutex);
  * @brief Destroys a mutex.
  *
  * @param mutex Indicates a pointer to the mutex.
- * @return Returns <b>ffrt_thrd_success</b> if the mutex is destroyed;
-           returns <b>ffrt_thrd_error</b> otherwise.
+ * @return Returns <b>ffrt_success</b> if the mutex is destroyed;
+           returns <b>ffrt_error</b> otherwise.
  * @since 10
  * @version 1.0
  */
diff --git a/resourceschedule/ffrt/c/sleep.h b/resourceschedule/ffrt/c/sleep.h
index 777cb553de3d31a372c4d0de27c2b5a3205b426d..d45668ed14c1c73e3bd3b99a46434cc28b4a2569 100644
--- a/resourceschedule/ffrt/c/sleep.h
+++ b/resourceschedule/ffrt/c/sleep.h
@@ -44,8 +44,8 @@
  * @brief Suspends the calling thread for a given duration.
  *
  * @param usec Indicates the duration that the calling thread is suspended, in microseconds.
- * @return Returns <b>ffrt_thrd_success</b> if the thread is suspended;
-           returns <b>ffrt_thrd_error</b> otherwise.
+ * @return Returns <b>ffrt_success</b> if the thread is suspended;
+           returns <b>ffrt_error</b> otherwise.
  * @since 10
  * @version 1.0
  */