diff --git a/ChangeLog b/ChangeLog
index a269c2aa3b4855fd0f473879a587673a6f6e505b..e72787e872013328fe3545ad436b974e5072d710 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Apr 13 22:50:54 1999  Donn Terry (donn@interix.com)
+                          Martin Heller (Ing.-Buero_Heller@t-online.de)
+
+	* config.guess (interix Alpha): Add.
+
 Sun Apr 11 23:55:34 1999  Alexandre Oliva  <oliva@dcc.unicamp.br>
 	
 	* config-ml.in: On mips*-*-*, if multidirs contains mabi=64, try to
diff --git a/config.guess b/config.guess
index f3fce22efa67810b2786084219b9cd26ef1dc672..a91e750950753b2ccd578ed027e833462971e0c1 100755
--- a/config.guess
+++ b/config.guess
@@ -100,6 +100,12 @@ EOF
 	rm -f dummy.s dummy
 	echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[VTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
 	exit 0 ;;
+    Alpha\ *:Windows_NT*:*)
+        # How do we know it's Interix rather than generic posix subsystem?
+	# Should we change UNAME_MACHINE based on the output of uname 
+	# instead of the specific alpha model.
+	echo alpha-pc-interix
+	exit 0;;
     21064:Windows_NT:50:3)
 	echo alpha-dec-winnt3.5
 	exit 0 ;;