2 files changed, 5 insertions, 4 deletions

diff --git a/configure.ac b/configure.ac
index 87a80cc..864a4ad 100644
--- a/configure.ac
+++ b/configure.ac
@@ -32,10 +32,6 @@ LT_INIT([pic-only])
 
 CHECK_OS_OPTIONS
 
-if test "$HOST_OS" = "unsupported"; then
-        AC_MSG_ERROR([unsupported platform: $host_os])
-fi
-
 CHECK_C_HARDENING_OPTIONS
 
 DISABLE_AS_EXECUTABLE_STACK
@@ -163,3 +159,7 @@ AM_CONDITIONAL([ENABLE_LIBTLS_ONLY], [test "x$enable_libtls_only" = xyes])
 AC_REQUIRE_AUX_FILE([tap-driver.sh])
 
 AC_OUTPUT
+
+if test "$HOST_OS" = "unsupported"; then
+       AC_MSG_WARN([unsupported platform: $host_os])
+fi
diff --git a/m4/check-os-options.m4 b/m4/check-os-options.m4
index 91c3021..2ef4293 100644
--- a/m4/check-os-options.m4
+++ b/m4/check-os-options.m4
@@ -133,6 +133,7 @@ char buf[1]; getentropy(buf, 1);
                 ;;
         *)
                 HOST_OS=unsupported
+                HOST_ABI=elf
                 ;;
 esac