openssl p4a error

/home/electrum/Downloads/android-ndk-r18b-linux-x86_64/android-ndk-r18b/toolchains/llvm/prebuilt/linux-x86_64/bin/clang -target armv7-none-linux-androideabi -gcc-toolchain /home/electrum/Downloads/android-ndk-r18b-linux-x86_64/android-ndk-r18b/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64 -mfloat-abi=softfp -mfpu=vfpv3-d16 -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -g -fwrapv -O3 -Wall --sysroot=/home/electrum/Downloads/android-ndk-r18b-linux-x86_64/android-ndk-r18b/sysroot -D__ANDROID_API__=21 -isystem /home/electrum/Downloads/android-ndk-r18b-linux-x86_64/android-ndk-r18b/sysroot/usr/include/arm-linux-androideabi  --sysroot=/home/electrum/Downloads/android-ndk-r18b-linux-x86_64/android-ndk-r18b/sysroot -D__ANDROID_API__=21 -isystem /home/electrum/Downloads/android-ndk-r18b-linux-x86_64/android-ndk-r18b/sysroot/usr/include/arm-linux-androideabi  -std=c99 -Wextra -Wno-unused-result -Wno-unused-parameter -Wno-missing-field-initializers -Wstrict-prototypes -Werror=implicit-function-declaration  -IObjects -IInclude -IPython -I. -I/home/electrum/electrum/.buildozer/android/platform/build/build/other_builds/python3-openssl/armeabi-v7a__ndk_target_21/python3/Include --sysroot=/home/electrum/Downloads/android-ndk-r18b-linux-x86_64/android-ndk-r18b/sysroot -D__ANDROID_API__=21 -isystem /home/electrum/Downloads/android-ndk-r18b-linux-x86_64/android-ndk-r18b/sysroot/usr/include/arm-linux-androideabi  --sysroot=/home/electrum/Downloads/android-ndk-r18b-linux-x86_64/android-ndk-r18b/sysroot -D__ANDROID_API__=21 -isystem /home/electrum/Downloads/android-ndk-r18b-linux-x86_64/android-ndk-r18b/sysroot/usr/include/arm-linux-androideabi   -DUSE_SSL -I/home/electrum/electrum/.buildozer/android/platform/build/build/other_builds/openssl/armeabi-v7a__ndk_target_21/openssl/include -I/home/electrum/electrum/.buildozer/android/platform/build/build/other_builds/openssl/armeabi-v7a__ndk_target_21/openssl/include/openssl -c /home/electrum/electrum/.buildozer/android/platform/build/build/other_builds/python3-openssl/armeabi-v7a__ndk_target_21/python3/Modules/_ssl.c -o Modules/_ssl.o
In file included from /home/electrum/electrum/.buildozer/android/platform/build/build/other_builds/python3-openssl/armeabi-v7a__ndk_target_21/python3/Modules/_ssl.c:57:
/home/electrum/electrum/.buildozer/android/platform/build/build/other_builds/openssl/armeabi-v7a__ndk_target_21/openssl/include/openssl/rsa.h:13:11: fatal error: 
      'openssl/opensslconf.h' file not found
# include <openssl/opensslconf.h>
          ^~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
make: *** [Makefile:1794: Modules/_ssl.o] Error 1