AndreHeinecke

From 39052913f2154fa8e9575727e27d4101ef8b6460 Mon Sep 17 00:00:00 2001
From: Andre Heinecke <[email protected]>
Date: Fri, 17 Jan 2020 12:42:56 +0100
Subject: [PATCH] core: Add MacOS fallbacks to look for binaries

* src/posix-util.c (find_executable): New.
(walk_path_str): Factored out from walk_path.
(walk_path): Replaced by find_executable.
(_gpgme_get_gpg_path, _gpgme_get_gpgconf_path): Use find_executable.