--- configure	2013-06-09 11:59:19.000000000 -0700
+++ configure	2014-07-27 14:46:31.000000000 -0700
@@ -4233,9 +4233,9 @@ 
 
 done
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for protobuf_c_data_buffer_init in -lprotobuf-c" >&5
-$as_echo_n "checking for protobuf_c_data_buffer_init in -lprotobuf-c... " >&6; }
-if ${ac_cv_lib_protobuf_c_protobuf_c_data_buffer_init+:} false; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for protobuf_c_version_number in -lprotobuf-c" >&5
+$as_echo_n "checking for protobuf_c_version_number in -lprotobuf-c... " >&6; }
+if ${ac_cv_lib_protobuf_c_version_number+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -4246,30 +4246,31 @@ 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
+#include <stdint.h>
 #ifdef __cplusplus
 extern "C"
 #endif
-char protobuf_c_data_buffer_init ();
+uint32_t protobuf_c_version_number ();
 int
 main ()
 {
-return protobuf_c_data_buffer_init ();
+return protobuf_c_version_number () == 0;
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_protobuf_c_protobuf_c_data_buffer_init=yes
+  ac_cv_lib_protobuf_c_version_number=yes
 else
-  ac_cv_lib_protobuf_c_protobuf_c_data_buffer_init=no
+  ac_cv_lib_protobuf_c_version_number=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_protobuf_c_protobuf_c_data_buffer_init" >&5
-$as_echo "$ac_cv_lib_protobuf_c_protobuf_c_data_buffer_init" >&6; }
-if test "x$ac_cv_lib_protobuf_c_protobuf_c_data_buffer_init" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_protobuf_c_version_number" >&5
+$as_echo "$ac_cv_lib_protobuf_c_version_number" >&6; }
+if test "x$ac_cv_lib_protobuf_c_version_number" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBPROTOBUF_C 1
 _ACEOF