des.c fixup

[Simon Josefsson]

The recent namespace change wasn't complete; this fixes it.

--- des.c       12 Mar 2007 12:36:20 +0100      1.4
+++ des.c       13 Mar 2007 09:49:26 +0100      
@@ -541,9 +541,9 @@
   if (keylen != 8)
     return false;
 
-  des_setkey (ctx, key);
+  gl_des_setkey (ctx, key);
 
-  return !des_is_weak_key (key);
+  return !gl_des_is_weak_key (key);
 }
 
 void
@@ -667,7 +667,7 @@
 
   gl_3des_set3keys (ctx, key, key + 8, key + 16);
 
-  return !(des_is_weak_key (key)
-          || des_is_weak_key (key + 8)
-          || des_is_weak_key (key + 16));
+  return !(gl_des_is_weak_key (key)
+          || gl_des_is_weak_key (key + 8)
+          || gl_des_is_weak_key (key + 16));
 }