1 files changed, 4 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 4c0e7af..01eb430 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,11 @@
 .POSIX:
 
 OUTPUTS=text.m4 html.m4
-m4n: m4n.sh add_output.sh $(OUTPUTS)
+COMMON=pre.m4
+
+m4n: m4n.sh add_output.sh $(OUTPUTS) pre.m4
 	printf '#!/bin/sh\nset -e\n\n' > $@
+	for m4 in $(COMMON); do /bin/sh ./add_common.sh $$m4; done >> $@
 	for m4 in $(OUTPUTS); do /bin/sh ./add_output.sh $$m4; done >> $@
 	cat m4n.sh >> $@
 	chmod +x $@