diff -up stellarium-0.10.3/CMakeLists.txt.org stellarium-0.10.3/CMakeLists.txt
--- stellarium-0.10.3/CMakeLists.txt.org	2010-01-31 19:18:26.272841500 +0100
+++ stellarium-0.10.3/CMakeLists.txt	2010-01-31 19:24:39.738841658 +0100
@@ -29,8 +29,8 @@ ENDIF()
 
 
 IF(UNIX AND NOT WIN32)
- SET(CMAKE_C_FLAGS "-Wall -Wextra -Wno-unused-parameter")       # additional C compile flags
- SET(CMAKE_CXX_FLAGS "-Wall -Wextra -Wno-unused-parameter")     # 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")