fixing warning

src/daemon/https/lgl/gc-libgcrypt.c

@@ -411,7 +411,7 @@ MHD_gc_hash_read (MHD_gc_hash_handle handle)
   const char *digest;
   {
     gcry_md_final (ctx->gch);
-    digest = gcry_md_read (ctx->gch, 0);
+    digest = (const char*) gcry_md_read (ctx->gch, 0);
   }
 
   return digest;

src/daemon/https/lgl/memmem.c

@@ -26,8 +26,6 @@
 # define __builtin_expect(expr, val)   (expr)
 #endif
 
-#undef MHD_memmem
-
 /* Return the first occurrence of NEEDLE in HAYSTACK.  */
 void *
 MHD_memmem (haystack, haystack_len, needle, needle_len)