merge from gcc
	* libc/unix/getcwd.c (getcwd): Close directory also in case of an error.
	* fhandler_proc.cc (format_proc_partitions): Extend output to print
	the windows mount points the device is mounted on.
	* Makefile.in (DLL_OFILES): Rearrange with one file per line.
Merge branch 'Cygwin' into develop

Conflicts:
	winsup/cygwin/Makefile.in