--- Makefile.in.orig	2018-03-18 11:34:18 UTC
+++ Makefile.in
@@ -510,7 +510,7 @@ SUBDIRS = $(am__append_1) milter libmilt
 	data test po build doc html license package vendor
 pkgconfigdir = $(prefix)/libdata/pkgconfig
 pkgconfig_DATA = milter-core.pc milter-client.pc milter-server.pc \
-	milter-manager.pc libmilter.pc $(am__append_2)
+	milter-manager.pc $(am__append_2)
 EXTRA_DIST = \
 	autogen.sh				\
 	gpg_uid					\
