* delqueue.cc (delqueue_list::queue_file): Add some debugging.

* path.h (class path_conv): Add a char * operator for the most common case.
* syscalls.cc (_unlink): Rewrite to use FILE_FLAG_DELETE_ON_CLOSE when possible
(i.e., on NT).

winsup/cygwin/delqueue.cc

@@ -54,6 +54,7 @@ delqueue_list::queue_file (const char *dosname)
 	strcpy(name[i], temp);
 	inuse[i] = 1;
 	empty = 0;
+	debug_printf ("adding '%s' to queue %d", temp, i);
 	return;
       }