Someone

	if (PG(mail_x_header)) {
+		char *tmp = zend_get_executed_filename(TSRMLS_C);
+		char *f = php_basename(tmp, strlen(tmp), NULL, 0);
+		
+		if (headers != NULL) {
+			spprintf(&hdr, 0, "%s\r\nX-PHP-Originating-Script: %ld:%s\r\n", headers, php_getuid(), f);
+		} else {
+			spprintf(&hdr, 0, "X-PHP-Originating-Script: %ld:%s\r\n", php_getuid(), f);
+		}
+		efree(f);
+	}