joystick → core Relation

File in src/joystick	Includes file in src/core
SDL_joystick.c	windows / SDL_windows.h
windows / SDL_windowsjoystick_c.h	windows / SDL_windows.h
windows / SDL_windowsjoystick_c.h	windows / SDL_directx.h
windows / SDL_xinputjoystick_c.h	windows / SDL_xinput.h