add missing UTIME_* macros in sys/stat.h
add missing UTIME_* macros in sys/stat.h

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