diff -upr sudo-1.8.25p1.orig/plugins/sudoers/Makefile.in sudo-1.8.25p1/plugins/sudoers/Makefile.in
--- sudo-1.8.25p1.orig/plugins/sudoers/Makefile.in	2018-09-13 20:01:23.128250324 +0200
+++ sudo-1.8.25p1/plugins/sudoers/Makefile.in	2018-09-13 20:01:49.428417557 +0200
@@ -54,7 +54,7 @@ INSTALL_BACKUP = @INSTALL_BACKUP@
 LT_LIBS = $(top_builddir)/lib/util/libsudo_util.la
 LIBS = $(LT_LIBS)
 NET_LIBS = @NET_LIBS@
-SUDOERS_LIBS = @SUDOERS_LIBS@ @AFS_LIBS@ @GETGROUPS_LIB@ $(LIBS) $(NET_LIBS) @ZLIB@
+SUDOERS_LIBS = @SUDOERS_LIBS@ @AFS_LIBS@ @GETGROUPS_LIB@ $(LIBS) $(NET_LIBS) @ZLIB@ -lcrypt
 REPLAY_LIBS = @REPLAY_LIBS@ @ZLIB@
 VISUDO_LIBS = $(NET_LIBS)
 CVTSUDOERS_LIBS = $(NET_LIBS)