unix: move man pages in unix ports

unix/mkfile.utf

@@ -1,10 +1,11 @@
 MAKEALL=`{cd ../make; ls Make.*}
+CFILES=`{9 ls -p $PLAN9/src/lib9/utf/*.c}
 TARG=\
 	$MAKEALL\
 	NOTICE\
 	README\
 	Makefile\
-	`{9 ls -p $PLAN9/src/lib9/utf/*.c}\
+	$CFILES\
 	plan9.h\
 	utf.h\
 	utfdef.h\
@@ -23,3 +24,12 @@ utf.h: $PLAN9/include/utf.h
 %: $PLAN9/src/lib9/utf/%
 	cp $prereq $target
 
+utf1.c:D: plan9.h $CFILES
+	(cat plan9.h; \
+	 echo '#include <stdlib.h>'; \
+	 echo '#include <string.h>'; \
+	 echo '#include <unistd.h>'; \
+	 echo '#define bsearch utf_bsearch'; \
+	 echo '#include "utf.h"'; \
+	 grep -hv '^#include' $CFILES) >$target
+