+#
+# Copyright (c) 1986 The Regents of the University of California.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms are permitted
+# provided that the above copyright notice and this paragraph are
+# duplicated in all such forms and that any documentation,
+# advertising materials, and other materials related to such
+# distribution and use acknowledge that the software was developed
+# by the University of California, Berkeley. The name of the
+# University may not be used to endorse or promote products derived
+# from this software without specific prior written permission.
+# THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+# WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+#
+# @(#)Makefile 5.1 (Berkeley) %G%
+#
+#
+PRINTER=-Pdp
+TROFF= ditroff ${PRINTER}
+EQN= deqn ${PRINTER}
+TBL= dtbl ${PRINTER}
+PIC= pic ${PRINTER}
+LPR= lpr -n ${PRINTER}
+
+SRC= op.me
+
+op: op.out
+ ${LPR} op.out
+
+op.out: ${SRC}
+ ${PIC} ${SRC} | ${EQN} | ${TROFF} -t -me > op.out
+
+clean:
+ rm -f op.out op.me.spell errs Errs
+
+spell: ${SRC}
+ @for i in ${SRC}; do \
+ echo $$i; spell $$i | sort | comm -23 - spell.ok > $$i.spell; \
+ done