make -> mk
diff --git a/src/mkcommon b/src/mkcommon
new file mode 100644
index 0000000..506cd43
--- /dev/null
+++ b/src/mkcommon
@@ -0,0 +1,21 @@
+%.$O: $HFILES # don't combine with following %.$O rules
+
+%.$O: %.c
+ $CC $CFLAGS $stem.c
+
+%.$O: %.s
+ $AS $AFLAGS $stem.s
+
+clean:V:
+ rm -f *.[$OS] [$OS].out $CLEANFILES
+
+%.clean:V:
+ rm -f $stem.[$OS] [$OS].$stem $stem.acid $stem
+
+nuke:V:
+ rm -f *.[$OS] [$OS].out $CLEANFILES
+
+Makefile:D: mkfile
+ rm -f Makefile
+ sh $PLAN9/src/mk2make mkfile >Makefile
+ chmod 444 Makefile
