lib: move compat links from targetdirs to proper makefiles

@@ -130,14 +130,9 @@
 # Tools
 #
 VAR_TOOLS_CPPFLAGS=             $(VAR_AVLINCDIR)
 
 #
-# liblddbg
-#
-VAR_LIBLDDBG_64_ROOTFS_LIBDIR=  $(ROOT)/lib/$(MACH64)
-
-#
 # rtld
 #
 VAR_RTLD_CPICLIB=       -L ../../../../lib/libc/$(MACH)
 VAR_RTLD_CPICLIB64=     -L ../../../../lib/libc/$(MACH64)