/* ___ Declarations _____________________________________________________________________
alpha( 100) fileAlias
alpha(  10) fileMode
num_bin_4   fileSize
alpha(5000) myAlpha
image       myImage

num_bin_4   nb4ReturnCode

/* ___ Code _____________________________________________________________________________
fileAlias = 'myTransformation'
fileMode  = 't'
fileSize  = 5000

load_dll   'VATOOLBX.DLL'
call_dll   'VATOOLBX.DLL' 'VaToolBxOpenFile' fileAlias myImage fileMode nb4ReturnCode
call_dll   'VATOOLBX.DLL' 'VaToolBxWriteString' fileAlias myAlpha nb4ReturnCode
call_dll   'VATOOLBX.DLL' 'VaToolBxReadFile' fileAlias myAlpha fileSize nb4ReturnCode
call_dll   'VATOOLBX.DLL' 'VaToolBxCloseFile' fileAlias nb4ReturnCode
unload_dll 'VATOOLBX.DLL'

/* the myAlpha variable now contains the alpha text from the myImage variable.
/* the fileSize contains the real number of characters from the image variable.