--- perldl.conf.orig	Wed Sep 25 00:54:05 2002
+++ perldl.conf	Wed Sep 25 00:56:00 2002
@@ -22,7 +22,7 @@
 # 0 -> don't use
 # true -> force use
 
-	WITH_POSIX_THREADS => undef,  	
+	WITH_POSIX_THREADS => 0,  	
 
 	MALLOCDBG => undef,
 # {
@@ -75,7 +75,7 @@
 	OPENGL_DEFINE => undef,
 # Whether or not to build the Karma interface module
 
-        WITH_KARMA => undef,    # Leave it up to PDL to decide
+        WITH_KARMA => 0,    # Leave it up to PDL to decide
         WHERE_KARMA => undef,   # you may explicitly specify directory location
 	
 # Whether or not to build the PDL::Slatec module