lib: move compat links from targetdirs to proper makefiles

@@ -31,6 +31,6 @@
 # the limit for Kpic, so we've added -KPIC here, for just the 64 bit
 # library. This avoids compiling the 32-bit library with PIC unnecessarily.
 
 sparcv9_C_PICFLAGS = $(sparcv9_C_BIGPICFLAGS)
 
-install: all $(ROOTLIBS64) $(ROOTLINKS64)
+install: all $(ROOTLIBS64) $(ROOTLINKS64) $(ROOTCOMPATLINKS64)