filenameByteList.getUnsafeBytes(),
filenameByteList.getBegin(),
filenameByteList.getBegin() + filenameByteList.getRealSize(),
chlen,
filenameByteList.getEncoding()) == '|') {
return filenameStr.makeShared19(context.runtime, chlen[0], filenameByteList.length() - 1).infectBy(filenameOrCommand);
}
return context.nil;
}
// MRI: rb_f_spawn