casa-mp-base

diff --git a/aclocal.m4 b/aclocal.m4

index 8fd4cd1..f6e74d2 100644

--- a/aclocal.m4

+++ b/aclocal.m4

@@ -40,7 +40,7 @@ AC_DEFUN([DUTI_CHECK_SDK],

        macosx_arches=""

        ;;

-   darwin15*|darwin16*|darwin17*)

+   darwin15*|darwin16*|darwin17*|darwin18*|darwin19*)

        sdk_path="${sdk_path}/MacOSX.sdk"

        macosx_arches=""

        ;;

@@ -106,6 +106,14 @@ AC_DEFUN([DUTI_CHECK_DEPLOYMENT_TARGET],

    darwin17*)

        dep_target="10.13"

        ;;

+

+   darwin18*)

+       dep_target="10.14"

+       ;;

+

+   darwin19*)

+       dep_target="10.15"

+       ;;

     esac

     if test -z "$macosx_dep_target"; then