private void Usage ()
{
Console.WriteLine ("Mono ILasm compiler\n" +
"ilasm [options] source-files\n" +
" --about About the Mono ILasm compiler\n" +
" --version Print the version number of the Mono ILasm compiler\n" +
" /output:file_name Specifies output file.\n" +
" /exe Compile to executable.\n" +
" /dll Compile to library.\n" +
" /debug Include debug information.\n" +
" /key:keyfile Strongname using the specified key file\n" +
" /key:@container Strongname using the specified key container\n" +
"Options can be of the form -option or /option\n");
Environment.Exit (1);
}