--- old/libpam/Makefile.am	2017-02-10 11:10:15.000000000 +0100
+++ new/libpam/Makefile.am	2019-03-30 16:01:08.232650100 +0100
@@ -2,7 +2,7 @@
 # Copyright (c) 2005, 2006, 2007, 2009 Thorsten Kukuk <kukuk@thkukuk.de>
 #
 
-AM_CFLAGS = -DDEFAULT_MODULE_PATH=\"$(SECUREDIR)/\" -DLIBPAM_COMPILE \
+AM_CFLAGS = -DDEFAULT_MODULE_PATH=\"/ro/lib/security/\" -DLIBPAM_COMPILE \
 	-I$(srcdir)/include $(LIBPRELUDE_CFLAGS) -DPAM_VERSION=\"$(VERSION)\"
 if HAVE_LIBSELINUX
   AM_CFLAGS += -D"WITH_SELINUX"
--- old/libpam/Makefile.in	2018-05-18 12:58:05.000000000 +0200
+++ new/libpam/Makefile.in	2019-03-30 16:01:08.236650043 +0100
@@ -398,7 +398,7 @@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-AM_CFLAGS = -DDEFAULT_MODULE_PATH=\"$(SECUREDIR)/\" -DLIBPAM_COMPILE \
+AM_CFLAGS = -DDEFAULT_MODULE_PATH=\"/ro/lib/security/\" -DLIBPAM_COMPILE \
 	-I$(srcdir)/include $(LIBPRELUDE_CFLAGS) \
 	-DPAM_VERSION=\"$(VERSION)\" $(am__append_1)
 CLEANFILES = *~