* mark functions with duplicate names as static
* make std::__tag_va_List work with other compilers
* fix some offset comments
* use inlines in J3DJointFactory, JUTCacheFont
* fix class/struct mismatch
* improve const correctness
* fix missing return values
* make some JAudio namespaces more explicit
It's not completely consistent, but it seems like the majority used `bool`, and only a handful used `BOOL`. So I switched all of them to `bool` except for 13 TUs that stopped matching when changed like this.