-# header files included in distribution
-FILES = COMPLETION-BASH COMPLETION-TCSH COMPLETION-ZSH \
- ChangeLog_MH-3_to_MH-6.6 ChangeLog_MH-6.7.0_to_MH-6.8.4.html \
- DIFFERENCES FAQ MAIL.FILTERING MAILING-LISTS README.about \
- README-ATTACHMENTS README-HOOKS README.SASL \
- README.developers README.manpages TODO
+# files included in distribution
+TOPDIR_FILES_TO_INSTALL = COPYRIGHT VERSION
+FILES_TO_INSTALL = COMPLETION-BASH COMPLETION-TCSH COMPLETION-ZSH \
+ DIFFERENCES FAQ MAIL.FILTERING MAILING-LISTS \
+ README-ATTACHMENTS README-HOOKS README.about \
+ README.SASL README.developers README.manpages \
+ TODO
+FILES = $(FILES_TO_INSTALL) \
+ ChangeLog_MH-3_to_MH-6.6 ChangeLog_MH-6.7.0_to_MH-6.8.4.html