diff -up jed-0.99-18/autoconf/aclocal.m4.old jed-0.99-18/autoconf/aclocal.m4
--- jed-0.99-18/autoconf/aclocal.m4.old	2008-06-02 23:42:59.000000000 -0400
+++ jed-0.99-18/autoconf/aclocal.m4	2008-06-02 23:42:59.000000000 -0400
@@ -482,8 +482,6 @@ AC_DEFUN(JD_ANSI_CC, dnl#{{{
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_GCC_TRADITIONAL
-AC_ISC_POSIX
-AC_AIX
 
 dnl #This stuff came from Yorick config script
 dnl