Add first cut symmetric crypto support.

apps/apps.c

diff --git a/apps/apps.c b/apps/apps.c
index 31225b3..4d04ea2 100644
--- a/apps/apps.c
+++ b/apps/apps.c
@@ -1165,7 +1165,11 @@
 			BIO_printf(err,"can't use that engine\n");
 			return NULL;
 			}
+
+		ENGINE_load_engine_ciphers(e);
+
 		BIO_printf(err,"engine \"%s\" set.\n", engine);
+
 		/* Free our "structural" reference. */
 		ENGINE_free(e);
 		}

apps/engine.c

diff --git a/apps/engine.c b/apps/engine.c
index 1308b6b..1b2fc50 100644
--- a/apps/engine.c
+++ b/apps/engine.c
@@ -94,7 +94,7 @@
 	return;
 	}
 
-static int append_buf(char **buf, char *s, int *size, int step)
+static int append_buf(char **buf, const char *s, int *size, int step)
 	{
 	int l = strlen(s);
 
@@ -430,6 +430,7 @@
 				{
 				int cap_size = 256;
 				char *cap_buf = NULL;
+				int k,n;
 
 				if (ENGINE_get_RSA(e) != NULL
 					&& !append_buf(&cap_buf, "RSA",
@@ -448,6 +449,13 @@
 						&cap_size, 256))
 					goto end;
 
+				n=ENGINE_cipher_num(e);
+				for(k=0 ; k < n ; ++k)
+					if(!append_buf(&cap_buf,
+						       OBJ_nid2sn(ENGINE_get_cipher(e, k)->nid),
+						       &cap_size, 256))
+						goto end;
+
 				if (cap_buf && (*cap_buf != '\0'))
 					BIO_printf(bio_out, " [%s]", cap_buf);