remove some old cruft from sys/types.h
remove some old cruft from sys/types.h

chardi/musl,davidlazar/musl,chneukirchen/musl-chris2,chardi/musl,davidlazar/musl,chneukirchen/musl-chris2,chardi/musl,rofl0r/musl-old,rofl0r/musl-old