- add support for SELinux; object files need to be tagged with section '.section .note.GNU-stack,"",%progbits'
- dyncall sparc v7/v8: -xO3 on SunPro segfaults in tests.
- dyncall sparc64 port: works fine on Debian 6, but has issues on OpenBSD and Solaris regarding passing of float and double values.
- this BUGS file should be merged with ToDo or vice-versa
