[gnumeric] win32: don't use setenv

[Morten Welinder <mortenw src gnome org>]

commit 19b3a3ea082700ffa16a74f6a2247831b5cea8e5
Author: Morten Welinder <terra gnome org>
Date:   Fri Dec 19 23:01:59 2014 -0500

    win32: don't use setenv

 ChangeLog         |    5 +++++
 src/libgnumeric.c |    7 ++++++-
 2 files changed, 11 insertions(+), 1 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 631838b..02f3bc0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-12-19  Morten Welinder  <terra gnome org>
+
+       * src/libgnumeric.c (gnm_pre_parse_init): Use putenv for win32
+       (before g_setenv is available).
+
 2014-12-16  Morten Welinder  <terra gnome org>
 
        * src/sstest.c (test_insdel_rowcol_names): Use column name, not
diff --git a/src/libgnumeric.c b/src/libgnumeric.c
index 9435a19..26dadd0 100644
--- a/src/libgnumeric.c
+++ b/src/libgnumeric.c
@@ -182,8 +182,13 @@ gnm_pre_parse_init (int argc, gchar const **argv)
 #endif
 
        /* Default value is bogus, see 732184.  */
-       if (!getenv ("G_ENABLE_DIAGNOSTIC"))
+       if (!getenv ("G_ENABLE_DIAGNOSTIC")) {
+#ifdef WIN32
+               putenv ("G_ENABLE_DIAGNOSTIC=0");
+#else
                setenv ("G_ENABLE_DIAGNOSTIC", "0", FALSE);
+#endif
+       }
 
        /* We cannot use gnm_debug_flag yet.  See 627840.  */
        gnm_debug = getenv ("GNM_DEBUG");