diff -ur indi-apogee-1.0/CMakeLists.txt indi-apogee-1.0.new/CMakeLists.txt
--- indi-apogee-1.0/CMakeLists.txt	2010-02-18 22:23:13.000000000 +0100
+++ indi-apogee-1.0.new/CMakeLists.txt	2010-02-18 22:23:00.000000000 +0100
@@ -39,8 +39,8 @@
 add_executable(indi_apogeeu_ccd ${indiapogee_SRCS})
 add_executable(indi_apogeee_ccd ${indiapogee_SRCS})
 
-target_link_libraries(indi_apogeeu_ccd ${INDI_LIBRARIES} ${INDI_DRIVER_LIBRARIES} ${CFITSIO_LIBRARIES} ${APOGEEU_LIBRARIES} z)
-target_link_libraries(indi_apogeee_ccd ${INDI_LIBRARIES} ${INDI_DRIVER_LIBRARIES} ${CFITSIO_LIBRARIES} ${APOGEEE_LIBRARIES} z)
+target_link_libraries(indi_apogeeu_ccd ${INDI_LIBRARIES} ${INDI_DRIVER_LIBRARIES} ${CFITSIO_LIBRARIES} ${APOGEEU_LIBRARIES} m z)
+target_link_libraries(indi_apogeee_ccd ${INDI_LIBRARIES} ${INDI_DRIVER_LIBRARIES} ${CFITSIO_LIBRARIES} ${APOGEEE_LIBRARIES} m z)
 
 if (NOVA_FOUND)
   target_link_libraries(indi_apogeeu_ccd ${NOVA_LIBRARIES})