like x86-64, where sizeof(int) != sizeof (void *). This involves correctly
casting every function pointer from the global table to the correct
function type, which has the added benefit of allowing type-checking of
function arguments and return values.
git-svn-id: svn://svn.code.sf.net/p/bitchx/code/trunk@26 13b04d17-f746-0410-82c6-800466cd88b0
