can't run sdl examples

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Apply fix from http://code.google.com/p/ypsilon/issues/detail?id=152
2. make & make install
3. cd example & ypsilon sdl-ttf-demo.scm

What is the expected output? 
Running sdl-ttf-demo

What do you see instead?
fish: Job 1, 'ypsilon sdl-ttf-demo.scm' terminated by signal SIGSEGV (Address 
boundary error)

What version of the product are you using? 
Ypsilon 0.9.6-trunk/r506 
SDL_ttf-2.0.11
SDL-1.2.15

On what operating system?
OS X Lion 10.7.4

Please provide any additional information below.
I have tried to compiled with 
i686-apple-darwin11-gcc-4.21 and i686-apple-darwin11-g++-4.2.1
i686-apple-darwin11-llvm-gcc-4.2 and i686-apple-darwin11-llvm-g++-4.2
but both schemes give me the same address boundary error

Original issue reported on code.google.com by nikdud...@gmail.com on 13 Oct 2012 at 4:11