Update this script so the configured result handles the -I options correctly for each of c, c++, f77, and tcltk.  Also make the script a little more robust.
Update this script so the configured result handles the -I options correctly
for each of c, c++, f77, and tcltk.  Also make the script a little more
robust.

svn path=/trunk/; revision=5105

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