[ab] [FIX] make the glue build on linux

[Samium Gromoff]

This fixes the case-significance-related build issue for the glue:

diff -urN lispbuilder-new/trunk/lispbuilder-sdl-ttf/glue/lispbuilder-sdl-ttf-glue.h lispbuilder-ultranew/trunk/lispbuilder-sdl-ttf/glue/lispbuilder-sdl-ttf-glue.h
--- lispbuilder-new/trunk/lispbuilder-sdl-ttf/glue/lispbuilder-sdl-ttf-glue.h	2007-02-02 22:51:50.000000000 +0300
+++ lispbuilder-ultranew/trunk/lispbuilder-sdl-ttf/glue/lispbuilder-sdl-ttf-glue.h	2007-02-03 02:38:21.000000000 +0300
@@ -24,8 +24,8 @@
    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
 
-#include "sdl.h"
-#include "sdl_ttf.h"
+#include <SDL.h>
+#include <SDL_ttf.h>
 
 
 extern DECLSPEC SDL_Surface * SDLCALL TTF_glue_RenderText_Solid(TTF_Font *font,