K 10
svn:author
V 3
ian
K 8
svn:date
V 27
2015-12-29T21:29:05.795930Z
K 7
svn:log
V 297
Fix the error checking for the ubenv command.  This moves the check for an
empty ldvar (which amounts to the varname string starting with '=') into
the if block that manipulates ldvar, which avoids later referencing ldvar
when it was never initialized.

Submitted by:	Thomas Skibo
Pointy hat:	ian

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