SDL avec xcode

Bonjour,

je viens d'installer la SDL pour xcode et j'ai tenté de compiler le petit exemple intégré et je comprends pas vraiment ce qu'i se passe j'ai pourtant suivi les tutos d'installation et ça donne ça:


Build Untitled of project Untitled with configuration Debug

Ld build/Untitled.build/Debug/Untitled.build/Objects-normal/x86_64/Untitled normal x86_64
cd /Users/christophe/Documents/Untitled
setenv MACOSX_DEPLOYMENT_TARGET 10.6
/Developer/usr/bin/gcc-4.2 -arch x86_64 -isysroot /Developer/SDKs/MacOSX10.6.sdk -L/Users/christophe/Documents/Untitled/build/Debug -F/Users/christophe/Documents/Untitled/build/Debug -F/Users/christophe/Library/Frameworks -F/Developer/SDKs/MacOSX10.6.sdk/Library/Frameworks -filelist /Users/christophe/Documents/Untitled/build/Untitled.build/Debug/Untitled.build/Objects-normal/x86_64/Untitled.LinkFileList -mmacosx-version-min=10.6 -framework SDL -framework Cocoa -o /Users/christophe/Documents/Untitled/build/Untitled.build/Debug/Untitled.build/Objects-normal/x86_64/Untitled

ld: warning: directory '/Users/christophe/Library/Frameworks' following -F not found
ld: warning: in /Developer/SDKs/MacOSX10.6.sdk/Library/Frameworks/SDL.framework/SDL, missing required architecture x86_64 in file
Undefined symbols:
"_SDL_SetVideoMode", referenced from:
_SDL_main in main.o
"_SDL_PushEvent", referenced from:
-[SDLApplication terminate:] in SDLMain.o
"_SDL_GetError", referenced from:
_SDL_main in main.o
_SDL_main in main.o
"_SDL_PollEvent", referenced from:
_SDL_main in main.o
"_SDL_Init", referenced from:
_SDL_main in main.o
"_SDL_Quit", referenced from:
_SDL_main in main.o
_SDL_main in main.o
ld: symbol(s) not found
collect2: ld returned 1 exit status

Ld build/Untitled.build/Debug/Untitled.build/Objects-normal/i386/Untitled normal i386
cd /Users/christophe/Documents/Untitled
setenv MACOSX_DEPLOYMENT_TARGET 10.6
/Developer/usr/bin/gcc-4.0 -arch i386 -isysroot /Developer/SDKs/MacOSX10.6.sdk -L/Users/christophe/Documents/Untitled/build/Debug -F/Users/christophe/Documents/Untitled/build/Debug -F/Users/christophe/Library/Frameworks -F/Developer/SDKs/MacOSX10.6.sdk/Library/Frameworks -filelist /Users/christophe/Documents/Untitled/build/Untitled.build/Debug/Untitled.build/Objects-normal/i386/Untitled.LinkFileList -mmacosx-version-min=10.6 -framework SDL -framework Cocoa -o /Users/christophe/Documents/Untitled/build/Untitled.build/Debug/Untitled.build/Objects-normal/i386/Untitled

ld: warning: directory '/Users/christophe/Library/Frameworks' following -F not found

Ld build/Untitled.build/Debug/Untitled.build/Objects-normal/ppc/Untitled normal ppc
cd /Users/christophe/Documents/Untitled
setenv MACOSX_DEPLOYMENT_TARGET 10.6
/Developer/usr/bin/gcc-4.0 -arch ppc -isysroot /Developer/SDKs/MacOSX10.6.sdk -L/Users/christophe/Documents/Untitled/build/Debug -F/Users/christophe/Documents/Untitled/build/Debug -F/Users/christophe/Library/Frameworks -F/Developer/SDKs/MacOSX10.6.sdk/Library/Frameworks -filelist /Users/christophe/Documents/Untitled/build/Untitled.build/Debug/Untitled.build/Objects-normal/ppc/Untitled.LinkFileList -mmacosx-version-min=10.6 -framework SDL -framework Cocoa -o /Users/christophe/Documents/Untitled/build/Untitled.build/Debug/Untitled.build/Objects-normal/ppc/Untitled

ld: warning: directory '/Users/christophe/Library/Frameworks' following -F not found


merci de votre aide