blah, use a stable target instead of messing with timestamps on .c files

test/stat/Makefile

@@ -8,9 +8,5 @@ CFLAGS_stat64 := -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=6
 DODIFF_stat   := 1
 DODIFF_stat64 := 1
 
-OPTS_stat   := stat.c
-OPTS_stat64 := stat64.c
-
-# make sure the change in atime doesn't screw us up
-WRAPPER_stat   := touch -r . stat.c ;
-WRAPPER_stat64 := touch -r . stat64.c ;
+OPTS_stat   := Makefile
+OPTS_stat64 := Makefile