Add m4/po.m4 to the list of exceptions.

diff --git a/.x-sc_space_tab b/.x-sc_space_tab
index 7208ad9cf4884f76cde2ac5b67bc05923f1dfcfa..789b42e86ac93c97d6fb93e2145de0b440b436e3 100644 (file)
--- a/.x-sc_space_tab
+++ b/.x-sc_space_tab
@@ -5,4 +5,5 @@ config-log
 tests/misc/nl
 po/de.po
 m4/lib-ld.m4
+m4/po.m4
 aclocal.m4