fix libIDL-config-2

libidl/libidl.spec

@@ -60,6 +60,7 @@ AutoReqProv:  no
     %{l_shtool} subst \
         -e 's;/libIDL-2\.0;/libIDL;g' \
         -e 's;libIDL-2\.la;libIDL2.la;g' \
+        -e 's;-lIDL-2;-lIDL2;g' \
         Makefile.in libIDL-config-2.in libIDL-2.0.pc.in
 
 %build