使用env编译qemu-vexpress-a9报错怎么解决？

使用env编译qemu-vexpress-a9报错。rtt
版本4.0.3，使用rt-thread studio里面的bsp。
欢迎使用RT-Thread env (V1.3.0)工具
| /
- RT - 线程操作系统
/ |
://www.rt-thread.org/document/site user user@DESKTOP-T4713QD D:RT-ThreadStudiorepoExtractRT-Thread_Source_Code RT-Thread4.0.3bspqemu-vexpress-a9
$ scons
scons: 读取 SConscript 文件 ...
scons: 完成读取 SConscript 文件。
scons：构建目标 ...
scons：构建关联的 VariantDir 目标：构建
CC buildkernelcomponentsdfssrcselect.o
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.3componentsdfssrcselect.c：在函数“fdszero”中：
D:RT-ThreadStudiorepoExtract RT-Thread_Source_CodeRT-Thread4.0.3componentsdfssrcselect.c:21:5：错误：未知类型名称“fd_mask”
   21 | fd_mask *m;
      | ^~~~~~~
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.3componentsdfssrcselect.c:28:10: error: 'fd_mask' undeclared （在此函数中首次使用）；您指的是 'umask' 吗？
   28 | m = (fd_mask *)set;
      | ^~~~~~~
      | 掩码
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.3componentsdfssrcselect.c:28:10：注意：每个未声明的标识符只为每个函数报告一次出现在
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.3componentsdfssrcselect.c:28:19: error: ')' token
   28 之前的预期表达式 | m = (fd_mask *)set;
      | ^
scons: *** [buildkernelcomponentsdfssrcselect.o] 错误 1
​​scons：构建因错误而终止。
rtt 版本 4.0.2
@DESKTOP-T4713QD D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2bspqemu-vexpress-a9
$ scons
scons: 读取 SConscript 文件 ...
scons : 读完 SConscript 文件。
scons：构建目标 ...
scons：构建关联的 VariantDir 目标：构建
CC buildkernelcomponentslibccompilersnewliblibc.o
在 d:rt-threadstudioplatformenv_releasedenvtools 包含的文件中gnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:23，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabi includesystypes.h:223，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d :rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesignal.h:6,
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_Code RT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D :RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:10:
D:RT-ThreadStudiorepoExtractRT-Thread_Source_Code RT-Thread4.0.2componentslibcpthreads/sched.h:19:5：错误：数字常量
   19 之前的预期标识符 | SCHED_OTHER = 0，
      | ^~~~~~~~~~~
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:19 中包含的文件中：
D:RT-ThreadStudiorepo ExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:29：警告：“PTHREAD_CREATE_JOINABLE”重新定义
   29 | #define PTHREAD_CREATE_JOINABLE 0x00
      |
在来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesystypes.h:223 的文件中，
                 来自 d:rt-threadstudioplatform env_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingw arm-none-eabiincludesignal.h:6,
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_Code RT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D :RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:10:
d:rt-threadstudioplatformenv_releasedenvtools gnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:47：注意：这是前面定义的位置
   47 | #define PTHREAD_CREATE_JOINABLE 1
      |
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:19 中包含的文件中：
D:RT-ThreadStudiorepo ExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:30：警告：“PTHREAD_CREATE_DETACHED”重新定义
   30 | #define PTHREAD_CREATE_DETACHED 0x01
      |
在来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesystypes.h:223 的文件中，
                 来自 d:rt-threadstudioplatform env_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingw arm-none-eabiincludesignal.h:6,
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_Code RT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D :RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:10:
d:rt-threadstudioplatformenv_releasedenvtools gnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:46：注意：这里是前面定义的
   46 | #define PTHREAD_CREATE_DETACHED 0
      |
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:19 中包含的文件中：
D:RT-ThreadStudiorepo ExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:32：警告：“PTHREAD_EXPLICIT_SCHED”重新定义
   32 | #define PTHREAD_EXPLICIT_SCHED 0
      |
在来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesystypes.h:223 的文件中，
                 来自 d:rt-threadstudioplatform env_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingw arm-none-eabiincludesignal.h:6,
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_Code RT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D :RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:10:
d:rt-threadstudioplatformenv_releasedenvtools gnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:43：注意：这里是前面定义的
   43 | #define PTHREAD_EXPLICIT_SCHED 2 /* 从提供的属性对象中设置 */
      |
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:19 中包含的文件中：
D:RT-ThreadStudiorepo ExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:35:14: 错误：'pthread_t'
   35 的类型冲突 | typedef long pthread_t;
      | ^~~~~~~~~
在 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesystypes.h:223 包含的文件中，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d:rt-threadstudioplatformenv_released环境工具gnu_gccarm_gccmingwarm-none-eabiincludesignal.h:6，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_Code RT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D :RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:10:
d:rt-threadstudioplatformenv_releasedenvtools gnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:32:20：注意：'pthread_t' 的先前声明在这里
   32 | typedef __uint32_t pthread_t; /* 识别线程 */
      | ^~~~~~~~~
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:19 中包含的文件中：
D:RT-ThreadStudiorepo ExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:36:14：错误：'pthread_condattr_t'
   36 的类型冲突 | typedef long pthread_condattr_t;
      | ^~~~~~~~~~~~~~~~~~
在 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiinclude 包含的文件中systypes.h:223，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d: rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesignal.h:6，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_Code RT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D :RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:10:
d:rt-threadstudioplatformenv_releasedenvtools gnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:186:3: 注意：'pthread_condattr_t' 的先前声明在这里
  186 | } pthread_condattr_t; /* 条件属性对象 */
      | ^~~~~~~~~~~~~~~~~~
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:19 中包含的文件中：
D:RT-ThreadStudiorepo提取RT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:38:14：错误：“pthread_mutexattr_t”的类型冲突
   38 | typedef long pthread_mutexattr_t;
      | ^~~~~~~~~~~~~~~~~~~
在 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabi 中包含的文件中includesystypes.h:223，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesignal.h:6，
                 来自 D:RT-ThreadStudiorepoExtractRT- Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtdef.h： 466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_Code RT-Thread4.0.2componentslibccompilersnewliblibc.c:10：
d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:169:3：注意：'pthread_mutexattr_t'的先前声明在这里
  169 | } pthread_mutexattr_t;
      | ^~~~~~~~~~~~~~~~~~~
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibc 包含的文件中编译器newliblibc.c:19:
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:41:13：错误：冲突'pthread_key_t' 的类型
   41 | typedef int pthread_key_t;
      | ^~~~~~~~~~~~~
在 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesystypes 包含的文件中。小时：223，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d:rt-threadstudioplatformenv_released envtoolsgnu_gccarm_gccmingwarm-none-eabiincludesignal.h:6，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/ libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepo ExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibc编译器newliblibc.c:10：
d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:190:20：注意：'pthread_key_t' 的先前声明在这里
  190 | typedef __uint32_t pthread_key_t; /* 线程特定的数据键 */
      | ^~~~~~~~~~~~~
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc 中包含的文件中。 c:19:
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:42:13：错误：'pthread_once_t'
   42的类型冲突| typedef int pthread_once_t;
      | ^~~~~~~~~~~~~~
在来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesystypes.h:223 的文件中，
                 来自 d:rt-threadstudioplatform env_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingw arm-none-eabiincludesignal.h:6，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread 4.0.2include/rtthread.h:24,
                 从 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:10:
d:rt-threadstudioplatformenv_releasedenv toolsgnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:195:3: 注意：'pthread_once_t' 的先前声明在这里
  195 | } pthread_once_t; /* 动态包初始化 */
      | ^~~~~~~~~~~~~~
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc 的文件中.c:19:
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:79:8: 错误：重新定义 'struct sched_pa​​ram'
   79 | 结构 sched_pa​​ram
      | ^~~~~~~~~~~
在来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:23 的文件中，
                 来自 d:rt-threadstudioplatform env_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesystypes.h:223，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingw arm-none-eabiincludesyssignal.h:12，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesignal.h :6，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT -Thread_Source_CodeRT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-线程4.0.2componentslibccompilersnewliblibc.c:10:
d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesys sched.h:48:8: 注意：最初在这里定义
   48 | 结构 sched_pa​​ram {
      | ^~~~~~~~~~~
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c 中包含的文件中： 19:
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:95:29: 错误：'pthread_attr_t' 的类型冲突
   95 | typedef struct pthread_attr pthread_attr_t;
      | ^~~~~~~~~~~~~~
在 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesystypes 包含的文件中.h:223，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d:rt-threadstudio platformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesignal.h:6，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0 .2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-线程4.0.2componentslibccompilersnewliblibc.c:10:
d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesys _pthreadtypes.h:75:3: 注意：'pthread_attr_t' 的先前声明在这里是
   75 | } pthread_attr_t;
      | ^~~~~~~~~~~~~~
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc 的文件中.c:19:
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:102:30：错误：“pthread_mutex_t”的类型冲突
  102 | typedef struct pthread_mutex pthread_mutex_t;
      | ^~~~~~~~~~~~~~~
在 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesys 包含的文件中types.h:223，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d:rt- threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesignal.h:6，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread 4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-线程4.0.2componentslibccompilersnewliblibc.c:10:
d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesys _pthreadtypes.h:154:20：注意：“pthread_mutex_t”的先前声明在这里
  154 | typedef __uint32_t pthread_mutex_t; /* 识别互斥体 */
      | ^~~~~~~~~~~~~~~
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewlib 包含的文件中libc.c:19:
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:109:29：错误：'pthread_cond_t'
  109 的类型冲突 | typedef struct pthread_cond pthread_cond_t;
      | ^~~~~~~~~~~~~~
在 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesystypes 包含的文件中.h:223，
                 来自 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:12，
                 来自 d:rt-threadstudio platformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesignal.h:6，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_Code RT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtthread.h:24，
                 来自 D :RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c:10:
d:rt-threadstudioplatformenv_releasedenvtools gnu_gccarm_gccmingwarm-none-eabiincludesys_pthreadtypes.h:176:20: 注意：'pthread_cond_t' 的先前声明在这里
  176 | typedef __uint32_t pthread_cond_t; /* 识别条件变量 */
      | ^~~~~~~~~~~~~~
在 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc 的文件中.c:19:
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibcpthreads/pthread.h:191:5：错误：“pthread_kill”的类型冲突
  191 | int pthread_kill（pthread_t 线程，int sig）；
      | ^~~~~~~~~~~~
在 d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesignal.h:6 包含的文件中，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/libc/libc_signal.h:71，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2include/rtdef.h:466，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT- Thread4.0.2include/rtthread.h:24，
                 来自 D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.0.2componentslibccompilersnewliblibc.c： 10:
d:rt-threadstudioplatformenv_releasedenvtoolsgnu_gccarm_gccmingwarm-none-eabiincludesyssignal.h:226:5: 注意：'pthread_kill' 的先前声明是在这里
  226 | int pthread_kill (pthread_t, int);
      | ^~~~~~~~~~~~
scons: *** [buildkernelcomponentslibccompilersnewliblibc.o] 错误 1
​​scons: 构建因错误而终止。
使用rt-thread studio新建器并项​​目编译qemu-vexpress-a9可以正常编译和使用调试。 rt-thread studio是4.1.0，通过RT-thread SDK管理下载4.1.0，测试，同样编译@DESKTOP- T4713QD
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.1.0bspqemu-vexpress-a9
$ scons
scons: 读取 SConscript 文件 ...
Newlib 版本： 4.1.0
scons：读完 SConscript 文件。
scons：构建目标 ...
scons：构建关联的 VariantDir 目标：构建
CC buildapplicationslcd_init.o
CC buildapplicationsmain.o
CC buildapplicationsmnt.o
CC builddriversboard.o
CC build driversdrv_keyboard.o
CC builddriversdrv_mouse.o
CC builddriversdrv_sdio.o
CC builddriversdrv_smc911x.o
CC builddriversdrv_timer.o
CC builddriverssecondary_cpu.o
CC builddriversserial.o
CC buildkernelcomponentsdfsfilesystemsdevfsdevfs.o
CC buildkernelcomponentsdfsfilesystems elmfatdfs_elm.o
CC buildkernelcomponentsdfsfilesystemselmfatff.o
CC buildkernelcomponentsdfsfilesystemselmfatffunicode.o
CC buildkernelcomponentsdfsfilesystemsramfs dfs_ramfs.o
CC buildkernelcomponentsdfsfilesystemsromfsdfs_romfs.o
CC buildkernelcomponentsdfsfilesystemsromfsromfs.o
CC buildkernelcomponentsdfssrcdfs.o
CC buildkernelcomponentsdfssrcdfs_file.o
CC buildkernelcomponentsdfssrcdfs_fs.o
CC buildkernelcomponentsdfssrcdfs_posix.o
CC buildkernelcomponentsdriversi2ci2c-bit-ops.o
CC buildkernelcomponentsdriversi2ci2c_core.o
CC buildkernelcomponentsdriversi2ci2c_dev.o
CC buildkernel componentsdriversipccompletion.o
CC buildkernelcomponentsdriversipcdataqueue.o
CC buildkernelcomponentsdriversipcpipe.o
CC buildkernelcomponentsdriversipcringblk_buf .o
CC buildkernelcomponentsdriversipcringbuffer.o
CC buildkernelcomponentsdriversipcwaitqueue.o
CC buildkernelcomponentsdriversipcworkqueue.o CC build
kernelcomponents driversmiscpin.o
CC buildkernelcomponentsdriversmtdmtd_nand.o
CC buildkernelcomponentsdriversmtdmtd_nor.o
CC buildkernelcomponentsdriversrtcrtc.o
CC buildkernelcomponentsdriversrtcsoft_rtc.o
CC buildkernelcomponentsdriverssdioblock_dev.o
CC buildkernelcomponentsdrivers sdiommc.o
CC buildkernelcomponentsdriverssdiommcsd_core.o
CC buildkernelcomponentsdriverssdiosd.o
CC buildkernelcomponentsdriverssdiosdio.o
CC build kernelcomponentsdriversserialserial.o
CC buildkernelcomponentsdriversspisfudsrcsfud.o
CC buildkernelcomponentsdriversspisfudsrcsfud_sfdp.o
CC build kernelcomponentsdriversspispi_core.o
CC buildkernelcomponentsdriversspispi_dev.o
CC buildkernelcomponentsdriversspispi_flash_sfud.o
CC buildkernelcomponentsdriversspispi_msd.o
CC buildkernelcomponentsdriverswatchdogwatchdog.o
CC buildkernelcomponentsfinshcmd.o
CC buildkernelcomponentsfinshmsh .o
CC buildkernelcomponentsfinshmsh_file.o
CC buildkernelcomponentsfinshshell.o
CC buildkernelcomponentslibccompilerscommonstdlib.o
CC buildkernelcomponentslibc compilerscommontime.o
CC buildkernelcomponentslibccompilersnewlibsyscalls.o
CXX buildkernelcomponentslibccpluspluscxx_crt.o
CC buildkernelcomponentslibccpluspluscxx_crt_init .o
CXX buildkernelcomponentslibccpluspluscxx_Mutex.o
CXX buildkernelcomponentslibccpluspluscxx_Semaphore.o
CXX buildkernelcomponentslibccpluspluscxx_Thread.o
CC buildkernelcomponentslibcposixdelaydelay.o
CC buildkernelcomponentslibcposixioaioaio.o
CC build kernelcomponentslibcposixiopollpoll.o
CC buildkernelcomponentslibcposixiopollselect.o
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT -Thread4.1.0componentslibcposixiopollselect.c：在函数“fdszero”中：
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.1.0 componentslibcposixiopollselect.c:17:5: 错误：未知类型名称 'fd_mask'
   17 | fd_mask *m;
      | ^~~~~~~
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.1.0componentslibcposixiopollselect.c:24:10: error: 'fd_mask' undeclared (first use在这个函数中)
   24 | m = (fd_mask *)set;
      | ^~~~~~~
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.1.0componentslibcposixiopollselect.c:24:10：注意：对于出现在
D:RT-ThreadStudiorepoExtractRT-Thread_Source_CodeRT-Thread4.1.0componentslibcposixiopollselect.c中的每个函数，每个未声明的标识符仅报告一次： 24:19：错误：')' 标记
   24 之前的预期表达式 | m = (fd_mask *)set;
      | ^
scons: *** [buildkernelcomponentslibcposixiopollselect.o] 错误 1
scons：建筑因错误而终止。