Add update-moduli target for regenerating ssh moduli file; from markus@

ok deraadt@

src/etc/Makefile

@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.193 2004/01/28 02:24:28 mickey Exp $
+#	$OpenBSD: Makefile,v 1.194 2004/01/30 03:02:26 dtucker Exp $
 
 TZDIR=		/usr/share/zoneinfo
 LOCALTIME=	Canada/Mountain
@@ -364,6 +364,17 @@ distrib:
 	cd ${.CURDIR}/../distrib && \
 	    ${MAKE} cleandir && ${MAKE} && exec ${SUDO} ${MAKE} install
 
+DHSIZE=1024 1536 2048 3072 4096
+update-moduli:
+    ( \
+        echo '#    $$OpenBSD: Makefile,v 1.194 2004/01/30 03:02:26 dtucker Exp $$'; \
+        echo '# Time Type Tests Tries Size Generator Modulus'; \
+            ( for i in ${DHSIZE}; do \
+                ssh-keygen -b $$i -G /dev/stdout; \
+            done) | \
+        ssh-keygen -T /dev/stdout \
+        ) > moduli
+
 .PHONY: distribution-etc-root-var distribution distrib-dirs \
 	release snapshot allarchs snap_pre snap_tar snap_md m4
 .include <bsd.prog.mk>