dnl bump current and age, reset revision to zero when adding APIs
dnl bump current, leave age, reset revision to zero when changing/removing APIS
LIBT_CURRENT=5
-LIBT_REVISION=3
+LIBT_REVISION=4
AC_SUBST(LIBT_CURRENT)
AC_SUBST(LIBT_REVISION)
LIBT_AGE=4