def the db_create functions in an include file for icc. closes #1264

git-svn-id: file:///svn/toku/tokudb.1032b@7869 c7de825b-a66e-492c-adef-691d508d4ae1

src/ydb_lib.c

 #include <stdio.h>
+#include <stdint.h>
+#include <db.h>
 #include "ydb.h"
 
 #if defined(__GNUC__)