--- gpsdrive-2.10-20100508/src/CMakeLists.txt.old	2010-05-10 01:17:03.000000000 +0100
+++ gpsdrive-2.10-20100508/src/CMakeLists.txt	2010-05-10 01:18:26.000000000 +0100
@@ -28,7 +28,7 @@ if (WITH_POSTGIS)
 endif (WITH_POSTGIS)
 
 if (WITH_MAPNIK)
-  find_package(Boost COMPONENTS filesystem REQUIRED)
+  find_package(Boost COMPONENTS filesystem system thread REQUIRED)
   find_package(Mapnik REQUIRED)
   add_definitions(-DMAPNIK)
 endif (WITH_MAPNIK)
@@ -176,7 +176,7 @@ if (WITH_MAPNIK)
   )
   set(GPSDRIVE_LINK_LIBRARIES
     ${GPSDRIVE_LINK_LIBRARIES}
-    ${Boost_FILESYSTEM_LIBRARY}
+    ${Boost_FILESYSTEM_LIBRARY} ${Boost_SYSTEM_LIBRARY} ${Boost_THREAD_LIBRARY}
     ${MAPNIK_LIBRARIES}
   )
 endif (WITH_MAPNIK)