MAX_PRINT_CHUNK
char buf[MAX_PRINT_CHUNK + 1];
scnprintf(buf, MAX_PRINT_CHUNK, "%s,", release);
MAX_PRINT_CHUNK - buf_offset,
this_chunk = min(msgbody_left, MAX_PRINT_CHUNK - buf_offset);
MAX_PRINT_CHUNK - buf_offset);
MAX_PRINT_CHUNK - buf_offset);
if (len <= MAX_PRINT_CHUNK)
frag = min(left, MAX_PRINT_CHUNK);