function ttmex(varargin)%% TTMEX   Compile a TrueTime mex file%%    ttmex myfile.cpp   is equivalent to%%    mex -I$TTKERNEL myfile.cpp       on Linux%    mex('-I%TTKERNEL%','myfile.cpp') on Windows%env = getenv('TTKERNEL');if isempty(env)  error('Environment variable TTKERNEL not defined - please quit MATLAB and set this variable first.')endmex(['-I' env],varargin{:})