In this release cycle, libpulse had some internal code changes, but no ABI
changes.
libpulse-simple and libpulse-mainloop-glib had no changes whatsoever.
# The stable ABI for client applications, for the version info x:y:z
# always will hold y=z
-AC_SUBST(LIBPULSE_VERSION_INFO, [18:0:18])
+AC_SUBST(LIBPULSE_VERSION_INFO, [18:1:18])
# A simplified, synchronous, ABI-stable interface for client
# applications, for the version info x:y:z always will hold y=z