String Stream in C

Question

print2fp(const void *buffer, size_t size, FILE *stream) {

 if(fwrite(buffer, 1, size, stream) != size)
  return -1;

 return 0;
}

How to write the data into string stream instead of File stream?

Answer 1

String Streams
http://www.gnu.org/s/libc/manual/html_node/String-Streams.html