title: Couldnt load module: undefinded symbol: dissector_add
body: <p>i try to make a plugin based ASN1 dissector. I used the toyasn1 sample and only added my .asn files to the makefile of the Plugin. Now if i start wireshark i always get the error: </p>
  
  <p><code>Couldn't load module /wireshark-1.10-9/plugins/toyasn1/.libs/toyasn1.so: /wireshark-1.10.9/plugins/toyasn1/.libs/toysn1.so: undefined symbol: dissector_add</code></p>
  
  <p>The same error occours with <code>dissector_delete</code>.</p>
  
  <p>Does someone know how to solve it?</p>