gpgrt_setenv: Define behavior when value=NULL.

Authored by gniibe on Sep 18 2019, 10:37 AM.

Description

gpgrt_setenv: Define behavior when value=NULL.

* src/sysutils.c (_gpgrt_setenv): Avoid call with value=NULL.
  • GnuPG-bug-id: T4698
  • Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>

Details