Move safeGet*() functions out of Platform.h
Remove unused extern declaration
Turn VELOCITY_THRESHOLD global into a constant
Remove unused extern declaration
Remove global variable SpecialFadeDx

Was never read.
Remove unused extern declaration
Remove unused extern declaration
Change global variable 'pr' into local variable
Remove global variable PLAYER_ARMS_FOCAL

Was never read.
Remove unused extern declaration
Change global variable into constant
Remove unused extern declaration
Remove unused extern declaration
Remove unused extern declarations
Remove unused extern declaration