keep_blanks      1498 ext/dom/document.c 	int validate, recover, resolve_externals, keep_blanks, substitute_ent;
keep_blanks      1511 ext/dom/document.c 	keep_blanks = doc_props->preservewhitespace;
keep_blanks      1576 ext/dom/document.c 	if (keep_blanks == 0 && ! (options & XML_PARSE_NOBLANKS)) {