lib: move compat links from targetdirs to proper makefiles

*** 64,80 ****
  # not linted
  SMATCH=off
  
  ROOTDYNLIBS=    $(DYNLIB:%=$(ROOTLIBDIR)/%)
  
  .KEEP_STATE:
  
  LIBS = $(DYNLIB)
  
  all: $(LIBS)
  
! install: all $(ROOTDYNLIBS)
  
  lint: lintcheck
  
  # include library targets
  include ../Makefile.targ
--- 64,82 ----
  # not linted
  SMATCH=off
  
  ROOTDYNLIBS=    $(DYNLIB:%=$(ROOTLIBDIR)/%)
  
+ COMPATLINKS=    /usr/lib/$(DYNLIB)
+ 
  .KEEP_STATE:
  
  LIBS = $(DYNLIB)
  
  all: $(LIBS)
  
! install: all $(ROOTDYNLIBS) $(ROOTCOMPATLINKS)
  
  lint: lintcheck
  
  # include library targets
  include ../Makefile.targ