Minimized packages

config/hooks/normal/0090-remove-unwanted-packages.hook.chroot

@@ -1,3 +1,3 @@
 #!/bin/bash
 echo "I: running $0"
-aptitude -y purge exim4-base nfs-common rpcbind
+apt -y purge exim4-base nfs-common rpcbind

config/hooks/normal/0500-reproducible-glibc.hook.chroot

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+set -e
+
+# Remove the non-reproducible file that is created by ldconfig
+#
+# The file does not need to exist, see elf/cache.c:load_aux_cache
+# The file and folder will be recreated when needed, see elf/cache.c:save_aux_cache
+rm -fr /var/cache/ldconfig