* Cleanup includes in header files

* include libc headers without libc/ prefix

* fix

* fix2

* fix3

* fix4

* some bss lol

* bss

* fix

* progress

* z64.h issues sorted

* remove variables.h

* format

* n64 fix

* another fix

* did the wrong fix

* fix libleo

* fix bss

* review

* remove instead of comment

* TwoHeadArena and TwoHeadGfxArena docs, ALIGNOF macro

* AllocStart -> AllocHead , AllocEnd -> AllocTail

* Format

* Suggested changes

* Fix

* Further suggested changes

* Enable int-conversion warnings for gcc/clang

* Fix all current int-conversion warnings

* Run format.sh

* Apply review suggestions

* Less warnings in boot & code segments

* few more warnings gone

* Ran formatter

* z_view warning gone

* -> 1

* f31 -> 31

* Remove function casts

* Few more small improvements

* Separate declaration and assignment in func_80091738 and Item_Give

Co-authored-by: Thar0 <maximilianc64@gmail.com>

* TwoHeadArena cleanup

* remove params

* remove params

* prettying up the struct a little

* remove unecessary cast

* cleanup libultra

* fixes

- use quotes instead of <> for includes
- add macros for zelda specific thread priorities
- fix Makefile
- properly format the remaining pfs structs

* fix button macros + add CHECK_BTN_ANY/CHECK_BTN_ALL

* remove ULTRA_ABS

* fix includes

* update z_player.c/z_lib.c + run format.sh

* merge upstream/master

* fix include in En_Goroiwa

* fix includes