This versions of DDLAB was complied for Mac OSX, 32-bit,
and includes Null Boundary Conditions.
Run from a terminal in X11, which must be installed.

ddlabx11_mac32.tar.gz will unpack to give
ddlabx11_max32 and this readme.

To run DDLab, from a terminal in X11,
from the directory with the DDLab files, 
enter the name of the executable preceded by ./ and followed by &

./ddlabx11_mac32 & 

Alternatively, first change directory to "ddfiles"
then enter the name of the executable preceded by ../ and followed by &
This will keep files generated by DDLab in the ddfiles subdirectory.
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