diff -up stellarium-0.10.1/CMakeLists.txt.cm stellarium-0.10.1/CMakeLists.txt
--- stellarium-0.10.1/CMakeLists.txt.cm	2009-02-08 21:39:38.000000000 +0100
+++ stellarium-0.10.1/CMakeLists.txt	2009-02-08 21:41:11.000000000 +0100
@@ -22,8 +22,8 @@ IF(${CMAKE_SYSTEM_NAME} MATCHES "Darwin"
 ENDIF()
 
 IF(UNIX AND NOT WIN32)
- SET(CMAKE_C_FLAGS -Wall)       # additional C compile flags
- SET(CMAKE_CXX_FLAGS -Wall)     # additional CPP compile flags
+ SET(CMAKE_C_FLAGS ${CMAKE_C_FLAGS})       # additional C compile flags
+ SET(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS})     # additional CPP compile flags
 ELSE()
  SET(CMAKE_C_FLAGS "-Wall -fexceptions -fident -mthreads")
  SET(CMAKE_CXX_FLAGS "-Wall -Wsign-promo -fexceptions -fident -mthreads")