fix for sun

Modules/Platform/SunOS.cmake

@@ -11,6 +11,7 @@ IF(CMAKE_SYSTEM MATCHES "SunOS-5*.")
   SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG "-R,")
   SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG_SEP ":")
   IF(CMAKE_COMPILER_IS_GNUCXX)
+    SET(CMAKE_SHARED_LIBRARY_C_FLAGS "-fPIC") 
     SET(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-shared -nostdlib")
     SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG "-Wl,-R,")
     SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG_SEP ":")