ferret -gif died if background color set. Added check to make sure X is active. Background color doesn't appear to be properly set in metafiles.
ferret -gif died if background color set.
Added check to make sure X is active. Background color doesn't appear
to be properly set in metafiles.


git-svn-id: 0ef30dc7da0b07cedfa074587325a6c153c0ae55@6772 fdbf22ae-c210-0410-be80-ca943da6b8f8

NOAA-PMEL/PyFerret,NOAA-PMEL/PyFerret,NOAA-PMEL/Ferret,NOAA-PMEL/Ferret,NOAA-PMEL/PyFerret,NOAA-PMEL/PyFerret,NOAA-PMEL/Ferret,NOAA-PMEL/Ferret,NOAA-PMEL/Ferret,NOAA-PMEL/PyFerret