[Dcmlib] nsl / SunOS : Fixed

[Mathieu Malaterre]

$ cvs ci -m"BUG: Fix build of gdcm on SunOS + gcc. Thanks for report by 
Jean Michel Rouet" CMakeLists.txt     ~/Creatis/malaterre/gdcm/src
Checking in CMakeLists.txt;
/cvs/public/gdcm/src/CMakeLists.txt,v  <--  CMakeLists.txt
new revision: 1.54; previous revision: 1.53
done


Ok c'est moi qui avait fumer. C'est repare'

Mathieu