1585N/Aon stdout is an actual path. (And since /bin/which starts a new
1585N/A--- parallel-20120422/src/sql.orig 2012-12-11 13:21:20.855778203 -0800
1585N/A+++ parallel-20120422/src/sql 2012-12-11 13:22:33.870295549 -0800
1585N/A+ my $path = `/usr/gnu/bin/which $command`;