[glib] configure: fix minor typo 'be build'->'be built'

[Philip Withnall <pwithnall src gnome org>]

commit 1d3210a8abeed853a943fe1620ccd4f24b76eb05
Author: Aleksander Morgado <aleksander aleksander es>
Date:   Mon Jul 10 11:11:39 2017 +0200

    configure: fix minor typo 'be build'->'be built'
    
    https://bugzilla.gnome.org/show_bug.cgi?id=784739

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 7c0fa68..2310d0f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2243,7 +2243,7 @@ AC_CACHE_CHECK([for lock-free atomic intrinsics], glib_cv_g_atomic_lock_free, [
         AC_TRY_LINK([],
                        [volatile int atomic = 2;\
                         __sync_bool_compare_and_swap (&atomic, 2, 3);],
-                       [AC_MSG_ERROR([GLib must be build with -march=i486 or later.])],
+                       [AC_MSG_ERROR([GLib must be built with -march=i486 or later.])],
                        [])
         CFLAGS="${SAVE_CFLAGS}"
       fi