while cross compiling we cannot execute run tests

diff --git a/configure.ac b/configure.ac
index 378b082..3f2a8d3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -580,46 +580,7 @@ AC_FUNC_VPRINTF
 AC_FUNC_ALLOCA
 AC_CHECK_FUNCS(mmap posix_memalign memalign valloc fsync pipe2)
 AC_CHECK_FUNCS(atexit on_exit timegm gmtime_r)
-# BSD has a qsort_r with wrong argument order
-AC_CACHE_CHECK([for qsort_r], glib_cv_have_qsort_r, [
-AC_RUN_IFELSE([AC_LANG_SOURCE([[
-#define _GNU_SOURCE
-#include <stdlib.h>
-
-static int
-cmp (const void *a, const void *b, void *c)
-{
-  const int *ia = a;
-  const int *ib = b;
-
-  if (*ia < *ib)
-    return -1;
-  else if (*ia > *ib)
-    return 1;
-  else
-    return 0;
-}
-
-int
-main (int argc, char **argv)
-{
-  int arr[3] = { 1, 2, 0 };
-  int d = 3;
-
-  qsort_r (arr, 3, sizeof (int), cmp, &d);
-
-  if (arr[0] == 0 && arr[1] == 1 && arr[2] == 2)
-    return 0;
-  else
-    return 1;
-}]])],[glib_cv_have_qsort_r=yes],[glib_cv_have_qsort_r=no])])
-
-if test $glib_cv_have_qsort_r = yes ; then
-  AC_MSG_RESULT([yes])
-    AC_DEFINE(HAVE_QSORT_R, 1, [Define to 1 if you have the 'qsort_r' function])
-else
-  AC_MSG_RESULT([no])
-fi
+AC_DEFINE(HAVE_QSORT_R, 1, [Define to 1 if you have the 'qsort_r' function])
 
 AC_CHECK_SIZEOF(char)
 AC_CHECK_SIZEOF(short)