qsort_t was only defined in glibc 2.8

Change-Id: I646bac8ed4d94bf75a33b886e700c91c3837bc32
diff --git a/include/arch/linux-x86/AndroidConfig.h b/include/arch/linux-x86/AndroidConfig.h
index e1ba3ed..431a54b 100644
--- a/include/arch/linux-x86/AndroidConfig.h
+++ b/include/arch/linux-x86/AndroidConfig.h
@@ -341,6 +341,10 @@
 /*
  * Define to 1 if <stdlib.h> provides qsort_r() with a GNU style function prototype.
  */
+#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 8)
 #define HAVE_GNU_QSORT_R 1
+#else
+#define HAVE_GNU_QSORT_R 0
+#endif
 
 #endif /*_ANDROID_CONFIG_H*/