Syntax cleanup: there is no need to use the export command and a subshell when generating example x24
Syntax cleanup: there is no need to use the export command and a subshell
when generating example x24

svn path=/trunk/; revision=6490

FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot