diff -up cdogs-sdl-0.6.3/CMakeLists.txt.cmake cdogs-sdl-0.6.3/CMakeLists.txt
--- cdogs-sdl-0.6.3/CMakeLists.txt.cmake 2016-11-14 14:30:05.000000000 +0100
+++ cdogs-sdl-0.6.3/CMakeLists.txt 2016-12-14 11:49:41.199409251 +0100
@@ -107,7 +107,7 @@ else()
endif()
endif()
if(NOT BEOS AND NOT HAIKU)
- add_definitions(-Winline -Werror)
+ add_definitions(-Winline)
set(EXTRA_LIBRARIES "m")
endif()
endif()