--- /dev/null
+diff -ur haserl.old/src/haserl.c haserl.dev/src/haserl.c
+--- haserl.old/src/haserl.c 2004-11-10 18:59:35.000000000 +0100
++++ haserl.dev/src/haserl.c 2006-11-25 03:24:31.000000000 +0100
+@@ -74,6 +74,7 @@
+ token_t /*@null@*/ *token_list = NULL;
+
+ char global_variable_prefix[] = HASERL_VAR_PREFIX;
++char cookie_variable_prefix[] = "COOKIE_";
+ int global_subshell_pipe[4];
+ int global_subshell_pid;
+ int global_subshell_died = 0;
+@@ -221,7 +222,7 @@
+ while (token) {
+ // skip leading spaces
+ while ( token[0] == ' ' ) { token++; }
+- myputenv(token, global_variable_prefix);
++ myputenv(token, cookie_variable_prefix);
+ token=strtok(NULL, ";");
+ }
+ free (qs);