X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=configure.ac;h=8224c97793fb75b7e04ba9250134a316ffb5ad89;hb=14a0e085bfcd271f878af25800186afee32b6ec6;hp=422b03f86a78867a1638e285660d915259e1334d;hpb=4f0f0d2d17f5b12ef9c225b571c59319142270ae;p=supertux.git

diff --git a/configure.ac b/configure.ac
index 422b03f86..8224c9779 100644
--- a/configure.ac
+++ b/configure.ac
@@ -48,7 +48,7 @@ AC_MSG_CHECKING(for debug mode)
 AC_ARG_ENABLE(debug,
               AC_HELP_STRING([--enable-debug], [enable debugging mode]),, enable_debug="yes")
 if test "x${enable_debug}" != "xno"; then
-    CXXFLAGS="$CXXFLAGS -Wall -W -DDEBUG -O0 -g3"
+    CXXFLAGS="$CXXFLAGS -Wall -Werror -DDEBUG -O0 -g3"
     AC_MSG_RESULT([enabled])
 else
     AC_MSG_RESULT([disabled])
@@ -71,6 +71,7 @@ AM_PATH_SDL($SDL_VERSION,
 CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
 CFLAGS="$CFLAGS $SDL_CFLAGS"
 LIBS="$LIBS $SDL_LIBS"
+GL_LIBS="-lGL"
 
 dnl Checks for additional libraries.
 AC_CHECK_LIB(SDL_mixer, Mix_OpenAudio,,