$NetBSD: patch-src_estream.c,v 1.1 2014/10/29 12:28:50 he Exp $

Don't use atexit(), since this library mey be dlopen()ed
and dlclose()d before exit() is called.

Instead mark the do_deinit() function as a destructor.

See T1749: Use of atexit() problematical for dynamically loaded libraries -- libgpg-error