--- cipher.c.orig	Sat Feb  5 21:35:24 2000
+++ cipher.c	Sat Feb  5 21:38:51 2000
@@ -1,7 +1,9 @@
 #include <stdlib.h>
 #include "tund.h"
 #include <openssl/blowfish.h>
+#ifndef NO_IDEA
 #include <openssl/idea.h>
+#endif
 #include <openssl/rc5.h>
 
 
@@ -27,7 +29,9 @@
  {
   Tunnel *tun;
   BF_KEY *bf_key;
+#ifndef NO_IDEA
   IDEA_KEY_SCHEDULE *idea_key1,*idea_key2;
+#endif
   RC5_32_KEY *rc5_key;
   void *key;
   unsigned char *data;
@@ -56,6 +60,7 @@
 			BF_set_key(bf_key,16,data);
 			key=bf_key;
 			break;
+#ifndef NO_IDEA
     case TUN_CIPHER_IDEA: idea_key1=must_malloc(sizeof(IDEA_KEY_SCHEDULE));
 			idea_set_encrypt_key(data,idea_key1);
 			if(remote)
@@ -67,6 +72,7 @@
 			 }
 			key=idea_key1;
 			break;
+#endif
     case TUN_CIPHER_RC5:rc5_key=must_malloc(sizeof(RC5_32_KEY));
 			RC5_32_set_key(rc5_key,16,data,RC5_8_ROUNDS);
 			key=rc5_key;
@@ -93,7 +99,9 @@
   Tunnel *tun=(Tunnel*)stun->buf[tun_ind];
   int cipher;
   BF_KEY *bf_key;
+#ifndef NO_IDEA
   IDEA_KEY_SCHEDULE *idea_key;
+#endif
   RC5_32_KEY *rc5_key;
   int length;
 
@@ -106,11 +114,13 @@
 			bcopy(ivec_ini,iv_buf,8);
 			BF_cbc_encrypt(in,out,length,bf_key,iv_buf,BF_ENCRYPT);
 			return length;
+#ifndef NO_IDEA
     case TUN_CIPHER_IDEA:idea_key=tun->localCipherKey;
 			bcopy(ivec_ini,iv_buf,8);
 			idea_cbc_encrypt(in,out,length,idea_key,
                                          iv_buf,IDEA_ENCRYPT);
 			return length;
+#endif
     case TUN_CIPHER_RC5:rc5_key=tun->localCipherKey;
 			bcopy(ivec_ini,iv_buf,8);
 			RC5_32_cbc_encrypt(in,out,length,rc5_key,
@@ -129,7 +139,9 @@
   Tunnel *tun=(Tunnel*)stun->buf[tun_ind];
   int cipher;
   BF_KEY *bf_key;
+#ifndef NO_IDEA
   IDEA_KEY_SCHEDULE *idea_key;
+#endif
   RC5_32_KEY *rc5_key;
   int length;
 
@@ -142,11 +154,13 @@
 			bcopy(ivec_ini,iv_buf,8);
 			BF_cbc_encrypt(in,out,length,bf_key,iv_buf,BF_DECRYPT);
 			break;
+#ifndef NO_IDEA
     case TUN_CIPHER_IDEA:idea_key=tun->remoteCipherKey;
 			bcopy(ivec_ini,iv_buf,8);
 			idea_cbc_encrypt(in,out,length,idea_key,
                                          iv_buf,IDEA_DECRYPT);
 			break;
+#endif
     case TUN_CIPHER_RC5:rc5_key=tun->remoteCipherKey;
 			bcopy(ivec_ini,iv_buf,8);
 			RC5_32_cbc_encrypt(in,out,length,rc5_key,