diff -Naur aalib-1.4.0.orig/aalib.m4 aalib-1.4.0/aalib.m4
--- aalib-1.4.0.orig/aalib.m4	2006-08-24 19:22:10.000000000 +0200
+++ aalib-1.4.0/aalib.m4	2006-08-24 19:23:00.000000000 +0200
@@ -9,7 +9,7 @@
 dnl AM_PATH_AALIB([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
 dnl Test for AALIB, and define AALIB_CFLAGS and AALIB_LIBS
 dnl
-AC_DEFUN(AM_PATH_AALIB,
+AC_DEFUN([AM_PATH_AALIB],
 [dnl 
 dnl Get the cflags and libraries from the aalib-config script
 dnl