* move variables into z64environment.h * z_room.h * z64sram.h, z64ss_sram.h, z64font.h, kanread.h * z64lifemeter.h, z64debug.h, debug_arena.h * buffers.h * remove z_bgcheck global * gamealloc.h * suggestions * .bdd
* split sys_math, sys_math3d, z_lib from global.h * suggestions * forgot this * more math stuff * nit fix * re-add ichain.h * resolve tharo's comments