--- nail-11.25.orig/openssl.c	2005-07-15 12:20:00.000000000 +0200
+++ nail-11.25/openssl.c	2026-10-18 03:06:10.907439273 +0200
@@ -101,11 +101,11 @@ static void sslcatch(int s);
 static int ssl_rand_init(void);
 static void ssl_init(void);
 static int ssl_verify_cb(int success, X509_STORE_CTX *store);
-static SSL_METHOD *ssl_select_method(const char *uhp);
+static const SSL_METHOD *ssl_select_method(const char *uhp);
 static void ssl_load_verifications(struct sock *sp);
 static void ssl_certificate(struct sock *sp, const char *uhp);
 static enum okay ssl_check_host(const char *server, struct sock *sp);
-static int smime_verify(struct message *m, int n, STACK *chain,
+static int smime_verify(struct message *m, int n, STACK_OF(X509) *chain,
 		X509_STORE *store);
 static EVP_CIPHER *smime_cipher(const char *name);
 static int ssl_password_cb(char *buf, int size, int rwflag, void *userdata);
@@ -132,7 +132,11 @@ ssl_rand_init(void)
 
 	if ((cp = value("ssl-rand-egd")) != NULL) {
 		cp = expand(cp);
+#ifndef OPENSSL_NO_EGD
 		if (RAND_egd(cp) == -1) {
+#else
+		if (1) {
+#endif
 			fprintf(stderr, catgets(catd, CATSET, 245,
 				"entropy daemon at \"%s\" not available\n"),
 					cp);
@@ -203,18 +207,24 @@ ssl_verify_cb(int success, X509_STORE_CT
 	return 1;
 }
 
-static SSL_METHOD *
+static const SSL_METHOD *
 ssl_select_method(const char *uhp)
 {
-	SSL_METHOD *method;
+	const SSL_METHOD *method;
 	char	*cp;
 
 	cp = ssl_method_string(uhp);
 	if (cp != NULL) {
-		if (equal(cp, "ssl2"))
+		if (0)
+			;
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
+		else if (equal(cp, "ssl2"))
 			method = SSLv2_client_method();
+#endif
+#ifndef OPENSSL_NO_SSL3_METHOD
 		else if (equal(cp, "ssl3"))
 			method = SSLv3_client_method();
+#endif
 		else if (equal(cp, "tls1"))
 			method = TLSv1_client_method();
 		else {
@@ -308,7 +318,7 @@ ssl_check_host(const char *server, struc
 	X509 *cert;
 	X509_NAME *subj;
 	char data[256];
-	/*GENERAL_NAMES*/STACK	*gens;
+	GENERAL_NAMES	*gens;
 	GENERAL_NAME	*gen;
 	int	i;
 
@@ -494,7 +504,7 @@ smime_sign(FILE *ip, struct header *head
 }
 
 static int
-smime_verify(struct message *m, int n, STACK *chain, X509_STORE *store)
+smime_verify(struct message *m, int n, STACK_OF(X509) *chain, X509_STORE *store)
 {
 	struct message	*x;
 	char	*cp, *sender, *to, *cc, *cnttype;
@@ -503,7 +513,8 @@ smime_verify(struct message *m, int n, S
 	off_t	size;
 	BIO	*fb, *pb;
 	PKCS7	*pkcs7;
-	STACK	*certs, *gens;
+	STACK_OF(X509)	*certs;
+	GENERAL_NAMES	*gens;
 	X509	*cert;
 	X509_NAME	*subj;
 	char	data[LINESIZE];
@@ -612,7 +623,7 @@ cverify(void *vp)
 {
 	int	*msgvec = vp, *ip;
 	int	ec = 0;
-	STACK	*chain = NULL;
+	STACK_OF(X509)	*chain = NULL;
 	X509_STORE	*store;
 	char	*ca_dir, *ca_file;
 
@@ -685,7 +696,7 @@ smime_encrypt(FILE *ip, const char *cert
 	X509	*cert;
 	PKCS7	*pkcs7;
 	BIO	*bb, *yb;
-	STACK	*certs;
+	STACK_OF(X509)	*certs;
 	EVP_CIPHER	*cipher;
 
 	certfile = expand((char *)certfile);
@@ -948,9 +959,9 @@ smime_certsave(struct message *m, int n,
 	off_t	size;
 	BIO	*fb, *pb;
 	PKCS7	*pkcs7;
-	STACK	*certs;
+	STACK_OF(X509)	*certs;
 	X509	*cert;
-	STACK	*chain = NULL;
+	STACK_OF(X509)	*chain = NULL;
 	enum okay	ok = OKAY;
 
 	message_number = n;