diff --git gnutls-clean/build-aux/config.sub gnutls-workdir/build-aux/config.sub
index 4aaae46..cd5a02a 100755
--- gnutls-clean/build-aux/config.sub
+++ gnutls-workdir/build-aux/config.sub
@@ -2109,6 +2109,7 @@ case $os in
 	| solaris* \
 	| solidbsd* \
 	| sortix* \
+        | astral* \
 	| storm-chaos* \
 	| sunos \
 	| sunos[34]* \