lib: move compat links from targetdirs to proper makefiles

*** 23,30 ****
  include ../Makefile.com
  
  CHIP            = ultra
  SRCS            = $(SRCS_mvec)
  
! install:        all $(ROOTLIBS) $(ROOTLINKS)
  
  include $(SRC)/lib/Makefile.targ
--- 23,30 ----
  include ../Makefile.com
  
  CHIP            = ultra
  SRCS            = $(SRCS_mvec)
  
! install:        all $(ROOTLIBS) $(ROOTLINKS) $(ROOTCOMPATLINKS)
  
  include $(SRC)/lib/Makefile.targ