* src/rtl/gtcrs/gtcrs.c
! Fixed to build on Cygwin.
* external/minizip/minizip.dif
* external/minizip/ioapi.h
! Patch by Tamas Tevesz: "it's rather questionable this has ever
done what it was intended to do. bad name for one macro, half
of other macro missing."
Fixes to largefile support.