--- a/configure.ac
+++ b/configure.ac
@@ -48,7 +48,7 @@ AC_CANONICAL_TARGET
 AM_MAINTAINER_MODE
 
 if test -z "$ac_abs_top_srcdir"; then
-    _AC_SRCPATHS(.)
+    _AC_SRCDIRS(.)
 fi
 if test -r .Conf.settings1; then
     . ./.Conf.settings1