[gnome-documents] miner: fix typo in env name

[William Jon McCann <mccann src gnome org>]

commit a97b0bfb4381664e5d8b49e9a3b40cc94a7ae841
Author: William Jon McCann <william jon mccann gmail com>
Date:   Mon Feb 25 16:50:59 2013 -0500

    miner: fix typo in env name

 src/miner/miner-main.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/miner/miner-main.c b/src/miner/miner-main.c
index 43ca2e7..4ba1976 100644
--- a/src/miner/miner-main.c
+++ b/src/miner/miner-main.c
@@ -59,7 +59,7 @@ autoquit_timeout_cb (gpointer _unused)
 static void
 ensure_autoquit_off (void)
 {
-  if (g_getenv (MINER_NAME "MINER_PERSIST") != NULL)
+  if (g_getenv (MINER_NAME "_MINER_PERSIST") != NULL)
     return;
 
   if (autoquit_id != 0)