Add a json_c_version.h header (included from json.h), and several macros and functions for retrieving the json-c version at compile-time and run-time.
diff --git a/json_c_version.h b/json_c_version.h
new file mode 100644
index 0000000..3e35aff
--- /dev/null
+++ b/json_c_version.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2012 Eric Haszlakiewicz
+ *
+ * This library is free software; you can redistribute it and/or modify
+ * it under the terms of the MIT license. See COPYING for details.
+ */
+
+#ifndef _json_c_version_h_
+#define _json_c_version_h_
+
+#define JSON_C_MAJOR_VERSION 0
+#define JSON_C_MINOR_VERSION 10
+#define JSON_C_MICRO_VERSION 0
+#define JSON_C_VERSION_NUM ((JSON_C_MAJOR_VERSION << 16) | \
+ (JSON_C_MINOR_VERSION << 8) | \
+ JSON_C_MICRO_VERSION)
+#define JSON_C_VERSION "0.10"
+
+const char *json_c_version(void); /* Returns JSON_C_VERSION */
+int json_c_version_num(void); /* Returns JSON_C_VERSION_NUM */
+
+#endif