if(WITH_X265 AND UNIX AND NOT BUILD_SHARED_LIBS AND CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64|^arm64") include(CheckLinkerFlag) check_linker_flag(C "LINKER:-Bsymbolic" supports_bsymbolic) if(supports_bsymbolic) add_link_options("LINKER:-Bsymbolic") endif() endif()