* Makefile.in: Eliminate WINSUP_DEPS.

* cygpath.cc: Reorganize includes to accomodate sys/cygwin.h changes.
* mkgroup.c: Ditto.
* mkpasswd.c: Ditto.
* mount.cc: Ditto.  Eliminate use of cygwin source specific includes.
* ps.cc: Ditto.
* cygwin.cc: Eliminate obsolete file.

winsup/utils/mkgroup.c

@@ -12,8 +12,8 @@
 #include <stdlib.h>
 #include <wchar.h>
 #include <stdio.h>
-#include <sys/cygwin.h>
 #include <windows.h>
+#include <sys/cygwin.h>
 #include <lmaccess.h>
 #include <lmapibuf.h>