diff --git a/porting/liteos_m/kernel/include/complex.h b/porting/liteos_m/kernel/include/complex.h
index 788c231d4f095f7c86462c421b15ec9e6108374e..008b3c7e3b7d6190cb864892aa7b2bad3f1aa2cf 100644
--- a/porting/liteos_m/kernel/include/complex.h
+++ b/porting/liteos_m/kernel/include/complex.h
@@ -130,5 +130,4 @@ long double creall(long double complex);
 #ifdef __cplusplus
 }
 #endif
-
 #endif
diff --git a/porting/liteos_m/kernel/include/fenv.h b/porting/liteos_m/kernel/include/fenv.h
index 39bb3aba2ab1017586bad30d259c9dc4ac90c386..05de990c0bad27ae63af84199caf3ef549249886 100644
--- a/porting/liteos_m/kernel/include/fenv.h
+++ b/porting/liteos_m/kernel/include/fenv.h
@@ -24,6 +24,5 @@ int feupdateenv(const fenv_t *);
 #ifdef __cplusplus
 }
 #endif
-
 #endif
 
diff --git a/porting/liteos_m/kernel/include/pthread.h b/porting/liteos_m/kernel/include/pthread.h
index f9fffaa2c8652ac83253b0d2982a1fcdaa043fa4..86d0568132cc3616ab834e88c339e4afa1d4da99 100644
--- a/porting/liteos_m/kernel/include/pthread.h
+++ b/porting/liteos_m/kernel/include/pthread.h
@@ -26,6 +26,7 @@ extern "C" {
 #define __NEED_size_t
 
 #include <bits/alltypes.h>
+
 #include <sched.h>
 #include <time.h>
 
@@ -80,6 +81,9 @@ extern "C" {
 #define PTHREAD_BARRIER_SERIAL_THREAD (-1)
 
 
+#define PTHREAD_NULL ((pthread_t)0)
+
+
 int pthread_create(pthread_t *__restrict, const pthread_attr_t *__restrict, void *(*)(void *), void *__restrict);
 int pthread_detach(pthread_t);
 void pthread_exit(void *);
@@ -220,8 +224,8 @@ struct cpu_set_t;
 int pthread_getaffinity_np(pthread_t, size_t, struct cpu_set_t *);
 int pthread_setaffinity_np(pthread_t, size_t, const struct cpu_set_t *);
 int pthread_getattr_np(pthread_t, pthread_attr_t *);
-int pthread_getname_np(pthread_t, char *, size_t);
 int pthread_setname_np(pthread_t, const char *);
+int pthread_getname_np(pthread_t, char *, size_t);
 int pthread_getattr_default_np(pthread_attr_t *);
 int pthread_setattr_default_np(const pthread_attr_t *);
 int pthread_tryjoin_np(pthread_t, void **);
diff --git a/porting/liteos_m/kernel/include/sched.h b/porting/liteos_m/kernel/include/sched.h
index 605bf91b5f697e13821b24d653abda73754eb357..49b4561f1bfb3ace15028cf3484ed18ff804cb94 100644
--- a/porting/liteos_m/kernel/include/sched.h
+++ b/porting/liteos_m/kernel/include/sched.h
@@ -36,6 +36,7 @@ int     sched_yield(void);
 
 #ifdef _GNU_SOURCE
 #define CSIGNAL		0x000000ff
+#define CLONE_NEWTIME	0x00000080
 #define CLONE_VM	0x00000100
 #define CLONE_FS	0x00000200
 #define CLONE_FILES	0x00000400
diff --git a/porting/liteos_m/kernel/include/signal.h b/porting/liteos_m/kernel/include/signal.h
index 99572f9f4bf732b0fa19754f9417043bf267f70c..3a0b2e67a5b89544ce918b700d04afc9b507c5c1 100644
--- a/porting/liteos_m/kernel/include/signal.h
+++ b/porting/liteos_m/kernel/include/signal.h
@@ -75,6 +75,8 @@ typedef struct sigaltstack stack_t;
 #define SEGV_ACCERR 2
 #define SEGV_BNDERR 3
 #define SEGV_PKUERR 4
+#define SEGV_MTEAERR 8
+#define SEGV_MTESERR 9
 
 #define BUS_ADRALN 1
 #define BUS_ADRERR 2
@@ -176,6 +178,9 @@ struct sigaction {
 #define sa_handler   __sa_handler.sa_handler
 #define sa_sigaction __sa_handler.sa_sigaction
 
+#define SA_UNSUPPORTED 0x00000400
+#define SA_EXPOSE_TAGBITS 0x00000800
+
 struct sigevent {
 	union sigval sigev_value;
 	int sigev_signo;
@@ -188,6 +193,7 @@ struct sigevent {
 #define SIGEV_SIGNAL 0
 #define SIGEV_NONE 1
 #define SIGEV_THREAD 2
+#define SIGEV_THREAD_ID 4
 
 int __libc_current_sigrtmin(void);
 int __libc_current_sigrtmax(void);
@@ -249,6 +255,9 @@ void (*sigset(int, void (*)(int)))(int);
 #if defined(_BSD_SOURCE) || defined(_GNU_SOURCE)
 #define NSIG _NSIG
 typedef void (*sig_t)(int);
+
+#define SYS_SECCOMP 1
+#define SYS_USER_DISPATCH 2
 #endif
 
 #ifdef _GNU_SOURCE
diff --git a/porting/liteos_m/kernel/include/stdlib.h b/porting/liteos_m/kernel/include/stdlib.h
index 0a5143df5af810de65372df5e036728b6cdf85a9..940f3ddffe0ea539cdfca1969f6efdc78f3e0ed7 100644
--- a/porting/liteos_m/kernel/include/stdlib.h
+++ b/porting/liteos_m/kernel/include/stdlib.h
@@ -146,6 +146,8 @@ int getloadavg(double *, int);
 int clearenv(void);
 #define WCOREDUMP(s) ((s) & 0x80)
 #define WIFCONTINUED(s) ((s) == 0xffff)
+void *reallocarray (void *, size_t, size_t);
+void qsort_r (void *, size_t, size_t, int (*)(const void *, const void *, void *), void *);
 #endif
 
 #ifdef _GNU_SOURCE
diff --git a/porting/liteos_m/kernel/include/stdnoreturn.h b/porting/liteos_m/kernel/include/stdnoreturn.h
index 87b302cae052e1b4178734231ffc2fa466cbe23d..5c6aeeb008cd8150dda6bd2421b85627ee6014dd 100644
--- a/porting/liteos_m/kernel/include/stdnoreturn.h
+++ b/porting/liteos_m/kernel/include/stdnoreturn.h
@@ -1,9 +1,7 @@
 #ifndef _STDNORETURN_H
 #define _STDNORETURN_H
-
 #ifndef __cplusplus
 #include <features.h>
 #define noreturn _Noreturn
 #endif
-
 #endif
diff --git a/porting/liteos_m/kernel/include/sys/prctl.h b/porting/liteos_m/kernel/include/sys/prctl.h
index d9c846e9c2eaec7103f71b9894d76a0b0345c1e2..087a75c9da0c216b0f5b9b991786e62d1303a9c4 100644
--- a/porting/liteos_m/kernel/include/sys/prctl.h
+++ b/porting/liteos_m/kernel/include/sys/prctl.h
@@ -157,6 +157,25 @@ struct prctl_mm_map {
 #define PR_SET_TAGGED_ADDR_CTRL 55
 #define PR_GET_TAGGED_ADDR_CTRL 56
 #define PR_TAGGED_ADDR_ENABLE (1UL << 0)
+#define PR_MTE_TCF_SHIFT 1
+#define PR_MTE_TCF_NONE  (0UL << 1)
+#define PR_MTE_TCF_SYNC  (1UL << 1)
+#define PR_MTE_TCF_ASYNC (2UL << 1)
+#define PR_MTE_TCF_MASK  (3UL << 1)
+#define PR_MTE_TAG_SHIFT 3
+#define PR_MTE_TAG_MASK  (0xffffUL << 3)
+
+#define PR_SET_IO_FLUSHER 57
+#define PR_GET_IO_FLUSHER 58
+
+#define PR_SET_SYSCALL_USER_DISPATCH 59
+#define PR_SYS_DISPATCH_OFF 0
+#define PR_SYS_DISPATCH_ON 1
+#define SYSCALL_DISPATCH_FILTER_ALLOW 0
+#define SYSCALL_DISPATCH_FILTER_BLOCK 1
+
+#define PR_PAC_SET_ENABLED_KEYS 60
+#define PR_PAC_GET_ENABLED_KEYS 61
 
 int prctl (int, ...);
 
diff --git a/porting/liteos_m/kernel/include/time.h b/porting/liteos_m/kernel/include/time.h
index e30667be51431e8a593fde76c2b439939f6d8615..02d02948256d4fb261c4e467c3c5c4d694abeb2d 100644
--- a/porting/liteos_m/kernel/include/time.h
+++ b/porting/liteos_m/kernel/include/time.h
@@ -163,4 +163,5 @@ __REDIR(timegm, __timegm_time64);
 }
 #endif
 
+
 #endif
diff --git a/porting/liteos_m/kernel/include/unistd.h b/porting/liteos_m/kernel/include/unistd.h
index 4945156ae58d0c0c01974862c61eae87b7de6adb..52e889138a598f61c2d66729a5e1cd376d71e3e0 100644
--- a/porting/liteos_m/kernel/include/unistd.h
+++ b/porting/liteos_m/kernel/include/unistd.h
@@ -16,6 +16,8 @@ extern "C" {
 #define SEEK_SET 0
 #define SEEK_CUR 1
 #define SEEK_END 2
+#define SEEK_DATA 3
+#define SEEK_HOLE 4
 
 #define __NEED_size_t
 #define __NEED_ssize_t
@@ -78,6 +80,7 @@ unsigned sleep(unsigned);
 int pause(void);
 
 pid_t fork(void);
+pid_t _Fork(void);
 int execve(const char *, char *const [], char *const []);
 int execv(const char *, char *const []);
 int execle(const char *, const char *, ...);
@@ -186,6 +189,7 @@ int syncfs(int);
 int euidaccess(const char *, int);
 int eaccess(const char *, int);
 ssize_t copy_file_range(int, off_t *, int, off_t *, size_t, unsigned);
+pid_t gettid(void);
 #endif
 
 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
diff --git a/porting/liteos_m_iccarm/kernel/include/arpa/tftp.h b/porting/liteos_m_iccarm/kernel/include/arpa/tftp.h
index 5cacd2b50a5a2b5493cb581ef7de4e7868c39a74..799c54f2217e0671ea1c676fbfe50ed6304d7dbb 100644
--- a/porting/liteos_m_iccarm/kernel/include/arpa/tftp.h
+++ b/porting/liteos_m_iccarm/kernel/include/arpa/tftp.h
@@ -28,3 +28,4 @@ struct tftphdr {
 #define EEXISTS 6
 #define ENOUSER 7
 #endif
+
diff --git a/porting/liteos_m_iccarm/kernel/include/pthread.h b/porting/liteos_m_iccarm/kernel/include/pthread.h
index f9fffaa2c8652ac83253b0d2982a1fcdaa043fa4..86d0568132cc3616ab834e88c339e4afa1d4da99 100644
--- a/porting/liteos_m_iccarm/kernel/include/pthread.h
+++ b/porting/liteos_m_iccarm/kernel/include/pthread.h
@@ -26,6 +26,7 @@ extern "C" {
 #define __NEED_size_t
 
 #include <bits/alltypes.h>
+
 #include <sched.h>
 #include <time.h>
 
@@ -80,6 +81,9 @@ extern "C" {
 #define PTHREAD_BARRIER_SERIAL_THREAD (-1)
 
 
+#define PTHREAD_NULL ((pthread_t)0)
+
+
 int pthread_create(pthread_t *__restrict, const pthread_attr_t *__restrict, void *(*)(void *), void *__restrict);
 int pthread_detach(pthread_t);
 void pthread_exit(void *);
@@ -220,8 +224,8 @@ struct cpu_set_t;
 int pthread_getaffinity_np(pthread_t, size_t, struct cpu_set_t *);
 int pthread_setaffinity_np(pthread_t, size_t, const struct cpu_set_t *);
 int pthread_getattr_np(pthread_t, pthread_attr_t *);
-int pthread_getname_np(pthread_t, char *, size_t);
 int pthread_setname_np(pthread_t, const char *);
+int pthread_getname_np(pthread_t, char *, size_t);
 int pthread_getattr_default_np(pthread_attr_t *);
 int pthread_setattr_default_np(const pthread_attr_t *);
 int pthread_tryjoin_np(pthread_t, void **);
diff --git a/porting/liteos_m_iccarm/kernel/include/sched.h b/porting/liteos_m_iccarm/kernel/include/sched.h
index 605bf91b5f697e13821b24d653abda73754eb357..49b4561f1bfb3ace15028cf3484ed18ff804cb94 100644
--- a/porting/liteos_m_iccarm/kernel/include/sched.h
+++ b/porting/liteos_m_iccarm/kernel/include/sched.h
@@ -36,6 +36,7 @@ int     sched_yield(void);
 
 #ifdef _GNU_SOURCE
 #define CSIGNAL		0x000000ff
+#define CLONE_NEWTIME	0x00000080
 #define CLONE_VM	0x00000100
 #define CLONE_FS	0x00000200
 #define CLONE_FILES	0x00000400
diff --git a/porting/liteos_m_iccarm/kernel/include/signal.h b/porting/liteos_m_iccarm/kernel/include/signal.h
index 99572f9f4bf732b0fa19754f9417043bf267f70c..3a0b2e67a5b89544ce918b700d04afc9b507c5c1 100644
--- a/porting/liteos_m_iccarm/kernel/include/signal.h
+++ b/porting/liteos_m_iccarm/kernel/include/signal.h
@@ -75,6 +75,8 @@ typedef struct sigaltstack stack_t;
 #define SEGV_ACCERR 2
 #define SEGV_BNDERR 3
 #define SEGV_PKUERR 4
+#define SEGV_MTEAERR 8
+#define SEGV_MTESERR 9
 
 #define BUS_ADRALN 1
 #define BUS_ADRERR 2
@@ -176,6 +178,9 @@ struct sigaction {
 #define sa_handler   __sa_handler.sa_handler
 #define sa_sigaction __sa_handler.sa_sigaction
 
+#define SA_UNSUPPORTED 0x00000400
+#define SA_EXPOSE_TAGBITS 0x00000800
+
 struct sigevent {
 	union sigval sigev_value;
 	int sigev_signo;
@@ -188,6 +193,7 @@ struct sigevent {
 #define SIGEV_SIGNAL 0
 #define SIGEV_NONE 1
 #define SIGEV_THREAD 2
+#define SIGEV_THREAD_ID 4
 
 int __libc_current_sigrtmin(void);
 int __libc_current_sigrtmax(void);
@@ -249,6 +255,9 @@ void (*sigset(int, void (*)(int)))(int);
 #if defined(_BSD_SOURCE) || defined(_GNU_SOURCE)
 #define NSIG _NSIG
 typedef void (*sig_t)(int);
+
+#define SYS_SECCOMP 1
+#define SYS_USER_DISPATCH 2
 #endif
 
 #ifdef _GNU_SOURCE
diff --git a/porting/liteos_m_iccarm/kernel/include/sys/prctl.h b/porting/liteos_m_iccarm/kernel/include/sys/prctl.h
index d9c846e9c2eaec7103f71b9894d76a0b0345c1e2..087a75c9da0c216b0f5b9b991786e62d1303a9c4 100644
--- a/porting/liteos_m_iccarm/kernel/include/sys/prctl.h
+++ b/porting/liteos_m_iccarm/kernel/include/sys/prctl.h
@@ -157,6 +157,25 @@ struct prctl_mm_map {
 #define PR_SET_TAGGED_ADDR_CTRL 55
 #define PR_GET_TAGGED_ADDR_CTRL 56
 #define PR_TAGGED_ADDR_ENABLE (1UL << 0)
+#define PR_MTE_TCF_SHIFT 1
+#define PR_MTE_TCF_NONE  (0UL << 1)
+#define PR_MTE_TCF_SYNC  (1UL << 1)
+#define PR_MTE_TCF_ASYNC (2UL << 1)
+#define PR_MTE_TCF_MASK  (3UL << 1)
+#define PR_MTE_TAG_SHIFT 3
+#define PR_MTE_TAG_MASK  (0xffffUL << 3)
+
+#define PR_SET_IO_FLUSHER 57
+#define PR_GET_IO_FLUSHER 58
+
+#define PR_SET_SYSCALL_USER_DISPATCH 59
+#define PR_SYS_DISPATCH_OFF 0
+#define PR_SYS_DISPATCH_ON 1
+#define SYSCALL_DISPATCH_FILTER_ALLOW 0
+#define SYSCALL_DISPATCH_FILTER_BLOCK 1
+
+#define PR_PAC_SET_ENABLED_KEYS 60
+#define PR_PAC_GET_ENABLED_KEYS 61
 
 int prctl (int, ...);
 
diff --git a/porting/liteos_m_iccarm/kernel/include/unistd.h b/porting/liteos_m_iccarm/kernel/include/unistd.h
index 4945156ae58d0c0c01974862c61eae87b7de6adb..52e889138a598f61c2d66729a5e1cd376d71e3e0 100644
--- a/porting/liteos_m_iccarm/kernel/include/unistd.h
+++ b/porting/liteos_m_iccarm/kernel/include/unistd.h
@@ -16,6 +16,8 @@ extern "C" {
 #define SEEK_SET 0
 #define SEEK_CUR 1
 #define SEEK_END 2
+#define SEEK_DATA 3
+#define SEEK_HOLE 4
 
 #define __NEED_size_t
 #define __NEED_ssize_t
@@ -78,6 +80,7 @@ unsigned sleep(unsigned);
 int pause(void);
 
 pid_t fork(void);
+pid_t _Fork(void);
 int execve(const char *, char *const [], char *const []);
 int execv(const char *, char *const []);
 int execle(const char *, const char *, ...);
@@ -186,6 +189,7 @@ int syncfs(int);
 int euidaccess(const char *, int);
 int eaccess(const char *, int);
 ssize_t copy_file_range(int, off_t *, int, off_t *, size_t, unsigned);
+pid_t gettid(void);
 #endif
 
 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
diff --git a/porting/uniproton/kernel/include/complex.h b/porting/uniproton/kernel/include/complex.h
index 788c231d4f095f7c86462c421b15ec9e6108374e..008b3c7e3b7d6190cb864892aa7b2bad3f1aa2cf 100644
--- a/porting/uniproton/kernel/include/complex.h
+++ b/porting/uniproton/kernel/include/complex.h
@@ -130,5 +130,4 @@ long double creall(long double complex);
 #ifdef __cplusplus
 }
 #endif
-
 #endif
diff --git a/porting/uniproton/kernel/include/fenv.h b/porting/uniproton/kernel/include/fenv.h
index 39bb3aba2ab1017586bad30d259c9dc4ac90c386..05de990c0bad27ae63af84199caf3ef549249886 100644
--- a/porting/uniproton/kernel/include/fenv.h
+++ b/porting/uniproton/kernel/include/fenv.h
@@ -24,6 +24,5 @@ int feupdateenv(const fenv_t *);
 #ifdef __cplusplus
 }
 #endif
-
 #endif
 
diff --git a/porting/uniproton/kernel/include/pthread.h b/porting/uniproton/kernel/include/pthread.h
index f9fffaa2c8652ac83253b0d2982a1fcdaa043fa4..86d0568132cc3616ab834e88c339e4afa1d4da99 100644
--- a/porting/uniproton/kernel/include/pthread.h
+++ b/porting/uniproton/kernel/include/pthread.h
@@ -26,6 +26,7 @@ extern "C" {
 #define __NEED_size_t
 
 #include <bits/alltypes.h>
+
 #include <sched.h>
 #include <time.h>
 
@@ -80,6 +81,9 @@ extern "C" {
 #define PTHREAD_BARRIER_SERIAL_THREAD (-1)
 
 
+#define PTHREAD_NULL ((pthread_t)0)
+
+
 int pthread_create(pthread_t *__restrict, const pthread_attr_t *__restrict, void *(*)(void *), void *__restrict);
 int pthread_detach(pthread_t);
 void pthread_exit(void *);
@@ -220,8 +224,8 @@ struct cpu_set_t;
 int pthread_getaffinity_np(pthread_t, size_t, struct cpu_set_t *);
 int pthread_setaffinity_np(pthread_t, size_t, const struct cpu_set_t *);
 int pthread_getattr_np(pthread_t, pthread_attr_t *);
-int pthread_getname_np(pthread_t, char *, size_t);
 int pthread_setname_np(pthread_t, const char *);
+int pthread_getname_np(pthread_t, char *, size_t);
 int pthread_getattr_default_np(pthread_attr_t *);
 int pthread_setattr_default_np(const pthread_attr_t *);
 int pthread_tryjoin_np(pthread_t, void **);
diff --git a/porting/uniproton/kernel/include/sched.h b/porting/uniproton/kernel/include/sched.h
index 605bf91b5f697e13821b24d653abda73754eb357..49b4561f1bfb3ace15028cf3484ed18ff804cb94 100644
--- a/porting/uniproton/kernel/include/sched.h
+++ b/porting/uniproton/kernel/include/sched.h
@@ -36,6 +36,7 @@ int     sched_yield(void);
 
 #ifdef _GNU_SOURCE
 #define CSIGNAL		0x000000ff
+#define CLONE_NEWTIME	0x00000080
 #define CLONE_VM	0x00000100
 #define CLONE_FS	0x00000200
 #define CLONE_FILES	0x00000400
diff --git a/porting/uniproton/kernel/include/signal.h b/porting/uniproton/kernel/include/signal.h
index 99572f9f4bf732b0fa19754f9417043bf267f70c..3a0b2e67a5b89544ce918b700d04afc9b507c5c1 100644
--- a/porting/uniproton/kernel/include/signal.h
+++ b/porting/uniproton/kernel/include/signal.h
@@ -75,6 +75,8 @@ typedef struct sigaltstack stack_t;
 #define SEGV_ACCERR 2
 #define SEGV_BNDERR 3
 #define SEGV_PKUERR 4
+#define SEGV_MTEAERR 8
+#define SEGV_MTESERR 9
 
 #define BUS_ADRALN 1
 #define BUS_ADRERR 2
@@ -176,6 +178,9 @@ struct sigaction {
 #define sa_handler   __sa_handler.sa_handler
 #define sa_sigaction __sa_handler.sa_sigaction
 
+#define SA_UNSUPPORTED 0x00000400
+#define SA_EXPOSE_TAGBITS 0x00000800
+
 struct sigevent {
 	union sigval sigev_value;
 	int sigev_signo;
@@ -188,6 +193,7 @@ struct sigevent {
 #define SIGEV_SIGNAL 0
 #define SIGEV_NONE 1
 #define SIGEV_THREAD 2
+#define SIGEV_THREAD_ID 4
 
 int __libc_current_sigrtmin(void);
 int __libc_current_sigrtmax(void);
@@ -249,6 +255,9 @@ void (*sigset(int, void (*)(int)))(int);
 #if defined(_BSD_SOURCE) || defined(_GNU_SOURCE)
 #define NSIG _NSIG
 typedef void (*sig_t)(int);
+
+#define SYS_SECCOMP 1
+#define SYS_USER_DISPATCH 2
 #endif
 
 #ifdef _GNU_SOURCE
diff --git a/porting/uniproton/kernel/include/stdlib.h b/porting/uniproton/kernel/include/stdlib.h
index 0a5143df5af810de65372df5e036728b6cdf85a9..940f3ddffe0ea539cdfca1969f6efdc78f3e0ed7 100644
--- a/porting/uniproton/kernel/include/stdlib.h
+++ b/porting/uniproton/kernel/include/stdlib.h
@@ -146,6 +146,8 @@ int getloadavg(double *, int);
 int clearenv(void);
 #define WCOREDUMP(s) ((s) & 0x80)
 #define WIFCONTINUED(s) ((s) == 0xffff)
+void *reallocarray (void *, size_t, size_t);
+void qsort_r (void *, size_t, size_t, int (*)(const void *, const void *, void *), void *);
 #endif
 
 #ifdef _GNU_SOURCE
diff --git a/porting/uniproton/kernel/include/stdnoreturn.h b/porting/uniproton/kernel/include/stdnoreturn.h
index 87b302cae052e1b4178734231ffc2fa466cbe23d..5c6aeeb008cd8150dda6bd2421b85627ee6014dd 100644
--- a/porting/uniproton/kernel/include/stdnoreturn.h
+++ b/porting/uniproton/kernel/include/stdnoreturn.h
@@ -1,9 +1,7 @@
 #ifndef _STDNORETURN_H
 #define _STDNORETURN_H
-
 #ifndef __cplusplus
 #include <features.h>
 #define noreturn _Noreturn
 #endif
-
 #endif
diff --git a/porting/uniproton/kernel/include/sys/prctl.h b/porting/uniproton/kernel/include/sys/prctl.h
index d9c846e9c2eaec7103f71b9894d76a0b0345c1e2..087a75c9da0c216b0f5b9b991786e62d1303a9c4 100644
--- a/porting/uniproton/kernel/include/sys/prctl.h
+++ b/porting/uniproton/kernel/include/sys/prctl.h
@@ -157,6 +157,25 @@ struct prctl_mm_map {
 #define PR_SET_TAGGED_ADDR_CTRL 55
 #define PR_GET_TAGGED_ADDR_CTRL 56
 #define PR_TAGGED_ADDR_ENABLE (1UL << 0)
+#define PR_MTE_TCF_SHIFT 1
+#define PR_MTE_TCF_NONE  (0UL << 1)
+#define PR_MTE_TCF_SYNC  (1UL << 1)
+#define PR_MTE_TCF_ASYNC (2UL << 1)
+#define PR_MTE_TCF_MASK  (3UL << 1)
+#define PR_MTE_TAG_SHIFT 3
+#define PR_MTE_TAG_MASK  (0xffffUL << 3)
+
+#define PR_SET_IO_FLUSHER 57
+#define PR_GET_IO_FLUSHER 58
+
+#define PR_SET_SYSCALL_USER_DISPATCH 59
+#define PR_SYS_DISPATCH_OFF 0
+#define PR_SYS_DISPATCH_ON 1
+#define SYSCALL_DISPATCH_FILTER_ALLOW 0
+#define SYSCALL_DISPATCH_FILTER_BLOCK 1
+
+#define PR_PAC_SET_ENABLED_KEYS 60
+#define PR_PAC_GET_ENABLED_KEYS 61
 
 int prctl (int, ...);
 
diff --git a/porting/uniproton/kernel/include/time.h b/porting/uniproton/kernel/include/time.h
index e30667be51431e8a593fde76c2b439939f6d8615..02d02948256d4fb261c4e467c3c5c4d694abeb2d 100644
--- a/porting/uniproton/kernel/include/time.h
+++ b/porting/uniproton/kernel/include/time.h
@@ -163,4 +163,5 @@ __REDIR(timegm, __timegm_time64);
 }
 #endif
 
+
 #endif
diff --git a/porting/uniproton/kernel/include/unistd.h b/porting/uniproton/kernel/include/unistd.h
index 4945156ae58d0c0c01974862c61eae87b7de6adb..52e889138a598f61c2d66729a5e1cd376d71e3e0 100644
--- a/porting/uniproton/kernel/include/unistd.h
+++ b/porting/uniproton/kernel/include/unistd.h
@@ -16,6 +16,8 @@ extern "C" {
 #define SEEK_SET 0
 #define SEEK_CUR 1
 #define SEEK_END 2
+#define SEEK_DATA 3
+#define SEEK_HOLE 4
 
 #define __NEED_size_t
 #define __NEED_ssize_t
@@ -78,6 +80,7 @@ unsigned sleep(unsigned);
 int pause(void);
 
 pid_t fork(void);
+pid_t _Fork(void);
 int execve(const char *, char *const [], char *const []);
 int execv(const char *, char *const []);
 int execle(const char *, const char *, ...);
@@ -186,6 +189,7 @@ int syncfs(int);
 int euidaccess(const char *, int);
 int eaccess(const char *, int);
 ssize_t copy_file_range(int, off_t *, int, off_t *, size_t, unsigned);
+pid_t gettid(void);
 #endif
 
 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)