[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/elf/nextmod1.c b/ap/libc/glibc/glibc-2.22/elf/nextmod1.c
new file mode 100644
index 0000000..56de353
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/elf/nextmod1.c
@@ -0,0 +1,30 @@
+#include <dlfcn.h>
+
+extern int successful_rtld_next_test (void);
+extern void *failing_rtld_next_use (void);
+
+int nextmod1_dummy_var;
+
+int
+successful_rtld_next_test (void)
+{
+  int (*fp) (void);
+
+  /* Get the next function... */
+  fp = (int (*) (void)) dlsym (RTLD_NEXT, __FUNCTION__);
+
+  /* ...and simply call it.  */
+  return fp ();
+}
+
+
+void *
+failing_rtld_next_use (void)
+{
+  void *ret = dlsym (RTLD_NEXT, __FUNCTION__);
+
+  /* Ensure we are not tail call optimized, because then RTLD_NEXT
+     might return this function.  */
+  ++nextmod1_dummy_var;
+  return ret;
+}