ocl->lib = hc_dlopen ("/System/Library/Frameworks/OpenCL.framework/OpenCL", RTLD_NOW);
#else
ocl->lib = hc_dlopen ("libOpenCL.so", RTLD_NOW);
ocl->lib = hc_dlopen ("/System/Library/Frameworks/OpenCL.framework/OpenCL", RTLD_NOW);
#else
ocl->lib = hc_dlopen ("libOpenCL.so", RTLD_NOW);