@Call[0] = "gawk -f test.gawk test.file > out.file";
system(@Call);

##</code><code>##

@Call[0] = "gawk";
@Call[1] = "-f";
@Call[2] = "test.gawk";
@Call[3] = "test.file";
@Call[4] = ">";
@Call[5] = "out.file";
system(@Call);