From: "A. Maitland Bottoms" <bottoms@debian.org>
Subject: debian set soname

Library needs soversion and soname.
Set these via CMake variables.

--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -103,6 +103,8 @@
 # Install built library files
 ########################################################################
 include(GrMiscUtils)
+set(VERSION "3.9.0")
+set(LIBVER "3.9.0")
 GR_LIBRARY_FOO(gnuradio-fosphor)
 
 ########################################################################
