"When the filesize is known from content-length header, safe_fread is

"When the filesize is known from content-length header, safe_fread is
always told to read sizeof(buf).  This waits until the underlying
fread() to time-out for the last part of the downloaded body.  Fix
this by sending the number of remaining bytes to read when known." -
junkio@
I reworked the logic in his patch