I found a crashlog inside the folder "~Library/Logs/DiagnosticReports":
Process: launcher [6966]
Path: /Applications/games/survivor.app/Contents/MacOS/launcher
Identifier: com.Frozenbyte.Survivor
Version: ??? (???)
Code Type: X86 (Native)
Parent Process: launchd [305]
Date/Time: 2011-04-25 10:32:04.497 +0200
OS Version: Mac OS X 10.6.7 (10J869)
Report Version: 6
Exception Type: EXC_BREAKPOINT (SIGTRAP)
Exception Codes: 0x0000000000000002, 0x0000000000000000
Crashed Thread: 0
Dyld Error Message:
Library not loaded: @executable_path/../Framework/SDL.framework/Versions/A/SDL
Referenced from: /Applications/games/survivor.app/Contents/MacOS/launcher
Reason: image not found
Binary Images:
0x8fe00000 - 0x8fe4162b dyld 132.1 (???) <A4F6ADCC-6448-37B4-ED6C-ABB2CD06F448> /usr/lib/dyld
So I renamed SDL.Framework to SDL.framework. Both games startet after that, but the screen resolution settings from the lauchener, doesn't seems too apply. I always got blurry graphic and black borders on the left and right side.