+# Update fg_version.h to match the versions number here in cmake
+CONFIGURE_FILE(src/fg_version.h.in src/fg_version.h)
+
+# shared lib version numbers (change before release)
+set(SO_MAJOR 3) # increment on backwards incompatible API/ABI changes
+set(SO_MINOR 10) # increment on backwards compatible or internal changes
+set(SO_REV 0) # if nothing else changed increment this