-#Need additional library for the MacAddress code in gdcmUtil.cxx
-IF(APPLE)
- TARGET_LINK_LIBRARIES(gdcm "-framework IOKit" "-framework CoreFoundation")
-ENDIF(APPLE)
+# Need nsl to resolve gethostbyname on SunOS-5.8
+# and socket also
+IF(CMAKE_SYSTEM MATCHES "SunOS.*")
+ TARGET_LINK_LIBRARIES(gdcm socket nsl)
+ENDIF(CMAKE_SYSTEM MATCHES "SunOS.*")