Comment 1 for bug 405957

Attached is a patch that fixes the above problem.
However, this goes into something different this time :

g++ -shared -o dist/Debug/GNU-Linux-x86/libgexf.so -fPIC build/Debug/GNU-Linux-x86/filereader.o build/Debug/GNU-Linux-x86/attvalueiter.o build/Debug/GNU-Linux-x86/directedgraph.o build/Debug/GNU-Linux-x86/undirectedgraph.o build/Debug/GNU-Linux-x86/edgeiter.o build/Debug/GNU-Linux-x86/attributeiter.o build/Debug/GNU-Linux-x86/graph.o build/Debug/GNU-Linux-x86/gexfparser.o build/Debug/GNU-Linux-x86/data.o build/Debug/GNU-Linux-x86/conv.o build/Debug/GNU-Linux-x86/gexf.o build/Debug/GNU-Linux-x86/legacyparser.o build/Debug/GNU-Linux-x86/nodeiter.o build/Debug/GNU-Linux-x86/filewriter.o build/Debug/GNU-Linux-x86/metadata.o -lxml2
Undefined symbols:
  "_main", referenced from:
      start in crt1.10.5.o
ld: symbol(s) not found
collect2: ld returned 1 exit status
gmake[2]: *** [dist/Debug/GNU-Linux-x86/libgexf.so] Error 1
gmake[2]: Leaving directory `/Users/radu/Downloads/libgexf-src.0.1.0'
gmake[1]: *** [.build-conf] Error 2
gmake[1]: Leaving directory `/Users/radu/Downloads/libgexf-src.0.1.0'
gmake: *** [.build-impl] Error 2

The system is a MacOX 10.5 with XCode 3.1 installed. I have tried both make and gmake with same results.