[glib] Don't run system("touch conf.glibtest)" in the AM_PATH_GLIB_2_0 macro

[Tor Lillqvist <tml src gnome org>]

commit 0d6b1ab42a6a9026743f197f03264afdbac7fb7b
Author: Paolo Bonzini <bonzini gnu org>
Date:   Tue Nov 3 18:38:58 2009 +0200

    Don't run system("touch conf.glibtest)" in the AM_PATH_GLIB_2_0 macro
    
    Just use the C library instead to create the file. Helps building
    using Wine. Not that I think we want to endorse that, but accepting
    this minimal patch doesn't hurt. From bug #590016.
    
    Signed-off-by: Tor Lillqvist <tml iki fi>

 m4macros/glib-2.0.m4 |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/m4macros/glib-2.0.m4 b/m4macros/glib-2.0.m4
index c620123..a13eeec 100644
--- a/m4macros/glib-2.0.m4
+++ b/m4macros/glib-2.0.m4
@@ -93,9 +93,8 @@ main ()
 {
   int major, minor, micro;
   char *tmp_version;
-  int ignored;
 
-  ignored = system ("touch conf.glibtest");
+  fclose (fopen ("conf.glibtest", "w"));
 
   /* HP/UX 9 (% #!) writes to sscanf strings */
   tmp_version = g_strdup("$min_glib_version");