XDEBUG_TRACE_OPTION_APPEND  579 xdebug.c       	REGISTER_LONG_CONSTANT("XDEBUG_TRACE_APPEND", XDEBUG_TRACE_OPTION_APPEND, CONST_CS | CONST_PERSISTENT);
XDEBUG_TRACE_OPTION_APPEND 2392 xdebug.c       	if (options & XDEBUG_TRACE_OPTION_APPEND) {