SAPI_HEADER_DELETE_ALL   66 ext/standard/head.c 	sapi_header_op(ZEND_NUM_ARGS() == 0 ? SAPI_HEADER_DELETE_ALL : SAPI_HEADER_DELETE, &ctr);
SAPI_HEADER_DELETE_ALL  700 main/SAPI.c    		case SAPI_HEADER_DELETE_ALL:
SAPI_HEADER_DELETE_ALL  101 sapi/apache2handler/sapi_apache2.c 		case SAPI_HEADER_DELETE_ALL: