cmake HAVE_BACKTRACE_SYMBOLS_FD examples

bbidulock/icewm src/CMakeLists.txt :163 

CHECK_FUNCTION_EXISTS(backtrace_symbols_fd HAVE_BACKTRACE_SYMBOLS_FD)

arkdb/inception configure.cmake :382 

CHECK_FUNCTION_EXISTS (backtrace_symbols_fd HAVE_BACKTRACE_SYMBOLS_FD)

alibaba/AliSQL configure.cmake :487 

CHECK_FUNCTION_EXISTS (backtrace_symbols_fd HAVE_BACKTRACE_SYMBOLS_FD)

Tokutek/mysql-5.5 configure.cmake :320 

CHECK_FUNCTION_EXISTS (backtrace_symbols_fd HAVE_BACKTRACE_SYMBOLS_FD)