flag-o-matic.eclass: support EAPI 9

Acked-by: Sam James <sam@gentoo.org>
Signed-off-by: Eli Schwartz <eschwartz@gentoo.org>

eclass/flag-o-matic.eclass

@@ -4,7 +4,7 @@
 # @ECLASS: flag-o-matic.eclass
 # @MAINTAINER:
 # toolchain@gentoo.org
-# @SUPPORTED_EAPIS: 7 8
+# @SUPPORTED_EAPIS: 7 8 9
 # @BLURB: common functions to manipulate and query toolchain flags
 # @DESCRIPTION:
 # This eclass contains a suite of functions to help developers sanely
@@ -14,7 +14,7 @@ if [[ -z ${_FLAG_O_MATIC_ECLASS} ]]; then
 _FLAG_O_MATIC_ECLASS=1
 
 case ${EAPI} in
-	7|8) ;;
+	7|8|9) ;;
 	*) die "${ECLASS}: EAPI ${EAPI:-0} not supported" ;;
 esac