configparser.c is left behind when running "make clean". You may want to indent the assignments in the lines above to make it look nicer.
Best regards, Caspar Schutijser Index: Makefile =================================================================== RCS file: /cvs/src/sbin/unwind/Makefile,v retrieving revision 1.2 diff -u -p -r1.2 Makefile --- Makefile 24 Jan 2019 15:33:44 -0000 1.2 +++ Makefile 24 Jan 2019 19:12:52 -0000 @@ -3,6 +3,7 @@ PROG= unwind SRCS= control.c resolver.c frontend.c uw_log.c unwind.c uw_parse.y printconf.c MAN= unwind.8 unwind.conf.5 +CLEANFILES+= configparser.c .include "${.CURDIR}/libunbound/Makefile.inc"