Rename ms1 files to mt files (part 1 -- renames only)

libgloss/mt/unlink.c

@@ -0,0 +1,11 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+int
+unlink ()
+{
+  return -1;
+}