substitute_ent 1359 ext/dom/document.c int validate, recover, resolve_externals, keep_blanks, substitute_ent; substitute_ent 1373 ext/dom/document.c substitute_ent = doc_props->substituteentities; substitute_ent 1434 ext/dom/document.c if (substitute_ent && ! (options & XML_PARSE_NOENT)) {