diff --git a/testsuites/sample/posix/pthread_func_test.c b/testsuites/sample/posix/pthread_func_test.c
index 63affaa1..676a528a 100644
--- a/testsuites/sample/posix/pthread_func_test.c
+++ b/testsuites/sample/posix/pthread_func_test.c
@@ -32,6 +32,7 @@
 #include "osTest.h"
 #include "pthread.h"
 #include "time.h"
+#include <unistd.h>
 
 #undef TASK_PRIO_TEST
 #define TASK_PRIO_TEST           LOSCFG_BASE_CORE_TSK_DEFAULT_PRIO
@@ -691,7 +692,6 @@ static VOID PthreadOnceFunc01(void)
 LITE_TEST_CASE(PthreadFuncTestSuite, TestPthread010, Function | MediumTest | Level1)
 {
     pthread_attr_t attr;
-    pthread_t thread[TEST_THREAD_COUNT];
     struct sched_param schedParam = { 0 };
     UINT32 ret;
     UINT32 i = 0;
diff --git a/testsuites/unittest/posix/src/ctype/ctype_func_test.c b/testsuites/unittest/posix/src/ctype/ctype_func_test.c
index bfb409c8..6e808b0b 100644
--- a/testsuites/unittest/posix/src/ctype/ctype_func_test.c
+++ b/testsuites/unittest/posix/src/ctype/ctype_func_test.c
@@ -34,6 +34,7 @@
 #include "posix_test.h"
 #include "kernel_test.h"
 #include "log.h"
+#include <ctype.h>
 
 #define RET_TRUE 1
 #define RET_FALSE 0
diff --git a/testsuites/unittest/posix/src/posix_test.h b/testsuites/unittest/posix/src/posix_test.h
index 07a90f1a..0e61e3b6 100644
--- a/testsuites/unittest/posix/src/posix_test.h
+++ b/testsuites/unittest/posix/src/posix_test.h
@@ -77,6 +77,8 @@
 
 void ItSuitePosix(void);
 
+extern void ItSuitePosixPthread(void);
+extern void ItSuitePosixMutex(void);            
 extern void PosixCtypeFuncTest(void);
 extern void PosixIsdigitFuncTest(void);
 extern void PosixIslowerFuncTest(void);
diff --git a/testsuites/unittest/posix/src/time/time_func_test_01.c b/testsuites/unittest/posix/src/time/time_func_test_01.c
index 07b02c19..bc980f04 100644
--- a/testsuites/unittest/posix/src/time/time_func_test_01.c
+++ b/testsuites/unittest/posix/src/time/time_func_test_01.c
@@ -41,6 +41,7 @@
 #include "kernel_test.h"
 #include "log.h"
 #include "los_tick.h"
+#include <unistd.h>
 
 #define RET_OK 0