Release libbsd 0.9.1
diff --git a/configure.ac b/configure.ac
index 598583a..55fcfe6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -13,7 +13,7 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
LIBBSD_ABI_MAJOR=0
LIBBSD_ABI_MINOR=9
-LIBBSD_ABI_PATCH=0
+LIBBSD_ABI_PATCH=1
LIBBSD_ABI="$LIBBSD_ABI_MAJOR:$LIBBSD_ABI_MINOR:$LIBBSD_ABI_PATCH"
AC_SUBST([LIBBSD_ABI])