don't pass in lint libraries which no longer exist

*** 66,76 ****
  CLOBBERFILES += $(DTRACE_HEADER)
  
  obj.o := CERRWARN += -erroff=E_CONST_OBJ_SHOULD_HAVE_INITIZR
  obj.o := CERRWARN += -erroff=E_IMPLICIT_DECL_FUNC_RETURN_INT
  
! LDLIBS          += -lsecdb -lsocket -lnsl -lscf -lxml2
  
  .KEEP_STATE:
  
  all:    $(PROG)
  
--- 66,79 ----
  CLOBBERFILES += $(DTRACE_HEADER)
  
  obj.o := CERRWARN += -erroff=E_CONST_OBJ_SHOULD_HAVE_INITIZR
  obj.o := CERRWARN += -erroff=E_IMPLICIT_DECL_FUNC_RETURN_INT
  
! LDLIBS          += -lsecdb -lsocket -lnsl -lscf
! 
! # libxml2 has no lint library, so we can only include this while building
! $(PROG) := LDLIBS += -lxml2
  
  .KEEP_STATE:
  
  all:    $(PROG)