message: build: Switch to llvm buinutils for Android builds
  GNU Binutils with the exception of the assembler were removed in NDK r23
  LTS.
diff: ifeq ($(HOST),armv7a-linux-android)
  -android_AR=$(ANDROID_TOOLCHAIN_BIN)/arm-linux-androideabi-ar
  android_CXX=$(ANDROID_TOOLCHAIN_BIN)/$(HOST)eabi$(ANDROID_API_LEVEL)-clang++
  android_CC=$(ANDROID_TOOLCHAIN_BIN)/$(HOST)eabi$(ANDROID_API_LEVEL)-clang
  -android_RANLIB=$(ANDROID_TOOLCHAIN_BIN)/arm-linux-androideabi-ranlib
  else
  -android_AR=$(ANDROID_TOOLCHAIN_BIN)/$(HOST)-ar
  android_CXX=$(ANDROID_TOOLCHAIN_BIN)/$(HOST)$(ANDROID_API_LEVEL)-clang++
  android_CC=$(ANDROID_TOOLCHAIN_BIN)/$(HOST)$(ANDROID_API_LEVEL)-clang
  -android_RANLIB=$(ANDROID_TOOLCHAIN_BIN)/$(HOST)-ranlib
  endif
  +android_AR=$(ANDROID_TOOLCHAIN_BIN)/llvm-ar
  +android_RANLIB=$(ANDROID_TOOLCHAIN_BIN)/llvm-ranlib
  +
  android_cmake_system=Android
  