[balsa] Openssl has been constified

[Peter Bloomfield <PeterB src gnome org>]

commit c1f3d75dbf1f4ab9f8aaf10a73ebe87458392953
Author: Peter Bloomfield <PeterBloomfield bellsouth net>
Date:   Sun Nov 8 18:37:38 2009 -0500

    Openssl has been constified

 ChangeLog                |    6 ++++++
 libbalsa/imap/imap-tls.c |    4 ++++
 2 files changed, 10 insertions(+), 0 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 842b29d..5df0281 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2009-11-08  Peter Bloomfield
 
+	* libbalsa/imap/imap-tls.c (imap_check_server_identity): openssl
+	has been constified--second try, should build with both latest
+	and earlier openssl.
+
+2009-11-08  Peter Bloomfield
+
 	* libbalsa/imap/imap-tls.c (imap_check_server_identity):
 	revert--it's going to take more work!
 
diff --git a/libbalsa/imap/imap-tls.c b/libbalsa/imap/imap-tls.c
index a06c392..7e8e87f 100644
--- a/libbalsa/imap/imap-tls.c
+++ b/libbalsa/imap/imap-tls.c
@@ -265,7 +265,11 @@ imap_check_server_identity(SSL *ssl, const char *host,
 #endif
       STACK_OF(CONF_VALUE) *val;
       CONF_VALUE           *nval;
+#if (OPENSSL_VERSION_NUMBER >= 0x01000000L)
+      const X509V3_EXT_METHOD *meth;
+#else
       X509V3_EXT_METHOD    *meth;
+#endif
       void *ext_str = NULL;
 
       if( !(meth = X509V3_EXT_get(ext)) )