xdebug_handle_backtrace 121 xdebug_handler_gdb.c { "backtrace", 0, "backtrace [full]", xdebug_handle_backtrace, 0, xdebug_handle_backtrace 126 xdebug_handler_gdb.c { "bt", 0, "bt [full]", xdebug_handle_backtrace, 1,