lib: move compat links from targetdirs to proper makefiles

@@ -64,17 +64,19 @@
 # not linted
 SMATCH=off
 
 ROOTDYNLIBS=    $(DYNLIB:%=$(ROOTLIBDIR)/%)
 
+COMPATLINKS=    /usr/lib/$(DYNLIB)
+
 .KEEP_STATE:
 
 LIBS = $(DYNLIB)
 
 all: $(LIBS)
 
-install: all $(ROOTDYNLIBS)
+install: all $(ROOTDYNLIBS) $(ROOTCOMPATLINKS)
 
 lint: lintcheck
 
 # include library targets
 include ../Makefile.targ