[KERNEL32]
- Add defines for internal flags for BasepCopyFileExW().
- Add prototype for BasepCopyFileExW().

Based on documentation by Alex.


git-svn-id: svn://svn.reactos.org/reactos/trunk/reactos@63578 97493ccd-5924-5043-b1f5-66cb403b36ce
[KERNEL32]
- Move CopyFileExW() implementation to BasepCopyFileExW()
- Call BasepCopyFileExW() from CopyFileExW()
- Implement PrivCopyFileExW() using BasepCopyFileExW()

TODO: Fix BasepCopyFileExW() implementation


git-svn-id: svn://svn.reactos.org/reactos/trunk/reactos@63579 97493ccd-5924-5043-b1f5-66cb403b36ce
[NTOS:MM]
MmUnmapViewOfCacheSegment expects DeleteInProgress to be FALSE and the address space to be unlocked.
Allow unmapping memory areas which belong to the cache.



git-svn-id: svn://svn.reactos.org/reactos/trunk/reactos@63580 97493ccd-5924-5043-b1f5-66cb403b36ce