try to use handle using openssl instead of libdes better. based on patches from GOMBAS Gabor <gombasg@inf.elte.hu> and Brian May <bam@snoopy.apana.org.au>

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@9681 ec53bebd-3082-4978-b11e-865c3cabbd6b

appl/su/su.c

@@ -50,7 +50,11 @@ RCSID("$Id$");
 
 #include <pwd.h>
 
+#ifdef HAVE_OPENSSL_DES_H
+#include <openssl/des.h>
+#else
 #include <des.h>
+#endif
 #include <krb5.h>
 #include <kafs.h>
 #include <err.h>