revert the cs_version() API
diff --git a/cs.c b/cs.c
index 58a1a8c..b517f4e 100644
--- a/cs.c
+++ b/cs.c
@@ -32,6 +32,13 @@
 #define PKG_MAJOR 1
 #define PKG_MINOR 0
 
+
+void cs_version(int *major, int *minor)
+{
+	*major = CS_API_MAJOR;
+	*minor = CS_API_MINOR;
+}
+
 cs_err cs_errno(csh handle)
 {
 	if (!handle)