lib: move compat links from targetdirs to proper makefiles

@@ -30,10 +30,11 @@
 BLTOBJ=         msg.o
 
 OBJECTS =       $(BLTOBJ) $(COMOBJS) $(COMOBJS64) $(PLTOBJS)
 
 include         $(SRC)/lib/Makefile.lib
+include         $(SRC)/lib/Makefile.rootfs
 include         $(SRC)/cmd/sgs/Makefile.com
 
 SRCDIR =        ../common
 
 CPPFLAGS +=     -I$(SRCBASE)/lib/libc/inc