This patch is needed because the sql script is expecting the which 

command to return errors on stderr, not stdout and assumes anything

on stdout is an actual path.   (And since /bin/which starts a new 

csh, it only checks .cshrc $PATH not current $PATH settings.)

--- parallel-20120422/src/sql.orig	2012-12-11 13:21:20.855778203 -0800

+++ parallel-20120422/src/sql	2012-12-11 13:22:33.870295549 -0800

@@ -890,7 +890,7 @@

 sub find_command_in_path {

     # Find the command if it exists in the current path

     my $command = shift;

-    my $path = `which $command`;

+    my $path = `/usr/gnu/bin/which $command`;

     chomp $path;

     return $path;

 }