Checking project dependencies...
Compiling RemoteFinder.cbproj (Debug, Android)
bccaarm command line for "RemoteFinderPCH1.h"
  c:\program files (x86)\embarcadero\studio\20.0\bin\bccaarm.exe -cc1 -D _DEBUG -output-dir .\Android\Debug -isysroot C:\android-ndk-r20\sysroot
  -idirafter =\usr\include -idirafter =\usr\include\arm-linux-androideabi -idirafter C:\android-ndk-r20\sources\cxx-stl\gnu-libstdc++\C:\include
  -idirafter C:\android-ndk-r20\sources\cxx-stl\gnu-libstdc++\C:\libs\armeabi-v7a\include -idirafter C:\android-ndk-r20\sources\android\native_app_glue
  -I C:\RemoteFinder -I "c:\program files (x86)\embarcadero\studio\20.0\include\android\fmx" -isystem "c:\program files
  (x86)\embarcadero\studio\20.0\include" -isystem "c:\program files (x86)\embarcadero\studio\20.0\include\android\rtl" -isystem "c:\program files
  (x86)\embarcadero\studio\20.0\include\android\fmx" -isystem "c:\program files (x86)\embarcadero\studio\20.0\include\android\crtl" -isystem
  C:\Users\Public\Documents\Embarcadero\Studio\20.0\hpp\Android -debug-info-kind=standalone -fborland-extensions -fborland-auto-refcount -nobuiltininc
  -nostdsysteminc -triple thumbv7-none-linux-androideabi -emit-pch -mconstructor-aliases -masm-verbose -target-abi aapcs-linux -target-cpu cortex-a8
  -nostdinc++ -fdeprecated-macro -fexceptions -fcxx-exceptions -munwind-tables -mstackrealign -fno-spell-checking -x c++ -std=c++11 -O0 -fmath-errno
  -tU -o .\Android\Debug\RemoteFinderPCH1.pch RemoteFinderPCH1.h
[bccaarm Fatal Error] sysmac.h(1485): 'type_traits' file not found
Failed
Elapsed time: 00:00:04.2

어떡해야 하죠?
안드로이드 ndk r20 사용중입니다.
sdk는 다른 프로그램에서는 잘 작동해요.
스크린샷 올립니다. 빨리 답변해 주세요.