diff -urN ../exim-4.97.orig/src/tls-openssl.c ./src/tls-openssl.c
--- ../exim-4.97.orig/src/tls-openssl.c	2023-11-04 14:55:49.000000000 +0200
+++ ./src/tls-openssl.c	2023-11-05 20:27:30.445630000 +0200
@@ -2606,6 +2606,7 @@
     that combination. It still will for non-DANE. */
 
 #ifdef EXIM_HAVE_OPENSSL_OCSP_RESP_GET0_SIGNER
+#ifdef SUPPORT_DANE
     X509 * signer;
 
     if (  tls_out.dane_verified
@@ -2617,6 +2618,7 @@
 		      " shortcut its verification\n");
       }
     else
+#endif	/*SUPPORT_DANE*/
 #endif
       {
       STACK_OF(X509) * verified_chain;