diff --git a/APP_Framework/Framework/transform_layer/xizi/user_api/posix_support/include/pthread arm.h b/APP_Framework/Framework/transform_layer/xizi/user_api/posix_support/include/pthread arm.h
index e179162c5..c5b23a0f1 100644
--- a/APP_Framework/Framework/transform_layer/xizi/user_api/posix_support/include/pthread arm.h	
+++ b/APP_Framework/Framework/transform_layer/xizi/user_api/posix_support/include/pthread arm.h	
@@ -32,33 +32,33 @@ extern "C" {
 typedef int   pid_t;
 typedef unsigned long int pthread_t; 
 
-// struct sched_param {
-//     int    sched_priority; /* process execution scheduling priority */
-//     size_t slice;          /* time slice in SCHED_RR mode (ms) */
-// };
-// typedef struct pthread_attr {
-//     unsigned char      is_initialized;  /* if the attr is initialized set to 1, otherwise set to 0 */
-//     void              *stackaddr;       /* the start addr of the stack of the pthead */
-//     size_t             stacksize;       /* the size of the stack of the pthead */
-//     unsigned char      contentionscope; /* the scope of contention, only PTHREAD_SCOPE_SYSTEM is supported */
-//     unsigned char      inheritsched;    /* when set to PTHREAD_INHERIT_SCHED, specifies that the thread scheduling attributes
-//                                            shall be inherited from the creating thread, and the scheduling attributes in this
-//                                            attr argument shall be ignored */
-//     unsigned char      schedpolicy;     /* the sched policy of the thread */
-//     struct sched_param schedparam;      /* the parameter of the thread scheduling */
-//     size_t             guardsize;       /* guardsize is set to protect the stack, not supported */
-//     unsigned char      detachstate;     /* when set to PTHREAD_CREATE_JOINABLE, thread will not end untill the creating thread end */
-// } pthread_attr_t;
+struct sched_param {
+    int    sched_priority; /* process execution scheduling priority */
+    size_t slice;          /* time slice in SCHED_RR mode (ms) */
+};
+typedef struct pthread_attr {
+    unsigned char      is_initialized;  /* if the attr is initialized set to 1, otherwise set to 0 */
+    void              *stackaddr;       /* the start addr of the stack of the pthead */
+    size_t             stacksize;       /* the size of the stack of the pthead */
+    unsigned char      contentionscope; /* the scope of contention, only PTHREAD_SCOPE_SYSTEM is supported */
+    unsigned char      inheritsched;    /* when set to PTHREAD_INHERIT_SCHED, specifies that the thread scheduling attributes
+                                           shall be inherited from the creating thread, and the scheduling attributes in this
+                                           attr argument shall be ignored */
+    unsigned char      schedpolicy;     /* the sched policy of the thread */
+    struct sched_param schedparam;      /* the parameter of the thread scheduling */
+    size_t             guardsize;       /* guardsize is set to protect the stack, not supported */
+    unsigned char      detachstate;     /* when set to PTHREAD_CREATE_JOINABLE, thread will not end untill the creating thread end */
+} pthread_attr_t;
 
-// typedef struct pthread_mutexattr {
-//     int is_initialized;
-//     int type;
-//     int protocol;
-//     int prioceiling;
-//     int pshared;
-// } pthread_mutexattr_t;
+typedef struct pthread_mutexattr {
+    int is_initialized;
+    int type;
+    int protocol;
+    int prioceiling;
+    int pshared;
+} pthread_mutexattr_t;
 
-// typedef int pthread_mutex_t ;
+typedef int pthread_mutex_t ;
 
 #ifdef __cplusplus
 }