perhaps this will work better than -e

Rev: src/aclocal.m4:1.152

src/aclocal.m4

-dnl $Id: aclocal.m4,v 1.151 2006/11/14 12:41:50 grubba Exp $
+dnl $Id: aclocal.m4,v 1.152 2006/11/23 04:38:44 bill Exp $
 
 dnl Some compatibility with Autoconf 2.50+. Not complete.
 dnl newer Autoconf calls substr m4_substr
@@ -520,7 +520,7 @@ define([PIKE_RETAIN_VARIABLES],
 
 define([AC_LOW_MODULE_INIT],
 [
-  # $Id: aclocal.m4,v 1.151 2006/11/14 12:41:50 grubba Exp $
+  # $Id: aclocal.m4,v 1.152 2006/11/23 04:38:44 bill Exp $
 
   MY_AC_PROG_CC
 
@@ -611,7 +611,7 @@ define([AC_MODULE_INIT],
   AC_LOW_MODULE_INIT()
   PIKE_FEATURE_CLEAR()
 
-  if test -f "$srcdir/module.pmod.in"; then
+  if (test -f "$srcdir/module.pmod.in" || test -d "$srcdir/module.pmod.in"); then
     MODULE_PMOD_IN="$srcdir/module.pmod.in"
     MODULE_WRAPPER_PREFIX="___"
   else