+AC_SUBST([BINDIR], $bindir)
+AC_SUBST([SBINDIR], $sbindir)
+AC_SUBST([MANDIR], $mandir)
+
+# --enable-versionfull
+AC_ARG_ENABLE([versionfull],
+ [AS_HELP_STRING([--enable-versionfull],
+ m4_normalize([use the full version string rather
+ than major.minor for version directories]))],
+ [[if test "$enableval" != no; then
+ USE_VERSION_FULL=yes
+ else
+ USER_VERSION_FULL=no
+ fi
+ ]],
+ [USE_VERSION_FULL=no
+ ])
+AC_SUBST(USE_VERSION_FULL, $USE_VERSION_FULL)
+AM_CONDITIONAL([USE_VERSION_FULL], [test "$USE_VERSION_FULL" = yes])
+
+# --enable-symlinks
+AC_ARG_ENABLE([symlinks],
+ [AS_HELP_STRING([--enable-symlinks],
+ m4_normalize([also install version-dependent symlinks under
+ $sysconfdir (default: enabled)]))],
+ [[if test "$enableval" != no; then
+ INSTALL_SYMLINKS=yes
+ else
+ INSTALL_SYMLINKS=no
+ fi
+ ]],
+ [INSTALL_SYMLINKS=yes
+ ])
+AC_SUBST(INSTALL_SYMLINKS, $INSTALL_SYMLINKS)
+AM_CONDITIONAL([INSTALL_SYMLINKS], [test "$INSTALL_SYMLINKS" = yes])
+