@section @code{putc_unlocked}
@findex putc_unlocked
-POSIX specification: @url{http://www.opengroup.org/susv3xsh/putc_unlocked.html}
+POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/putc_unlocked.html}
Gnulib module: ---