set(TOOLCHAIN_PREFIX aarch64-linux-gnu)
set(CMAKE_SYSTEM_NAME Linux)
set(CMAKE_SYSTEM_PROCESSOR aarch64)
#set (CMAKE_ANDROID_ARCH_ABI x86_64)
#set (CMAKE_ANDROID_STANDALONE_TOOLCHAIN ${ANDROID_NDK}/build/cmake/android.toolchain.cmake)
set (CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}-gcc)
set (CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}-g++)
#set (CMAKE_RC_COMPILER ${TOOLCHAIN_PREFIX}-windres)
set (CMAKE_Fortran_COMPILER ${TOOLCHAIN_PREFIX}-gfortran)
set (CMAKE_FIND_ROOT_PATH /usr/${TOOLCHAIN_PREFIX})
set (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
set (CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
set(CMAKE_CROSSCOMPILING_EMULATOR "qemu-aarch64-static;-L;/usr/aarch64-linux-gnu/" CACHE FILEPATH "Path to the emulator for the target system.")

include_directories(/usr/${TOOLCHAIN_PREFIX}/include)