[chainmaker][#436]modify buf name
#include "boatwallet.h"
#include "protocolapi/api_chainmaker.h"
-extern char chainmaker_key_ptr_buf[1024];
-extern char chainmaker_cert_ptr_buf[1024];
\ No newline at end of file
+char chainmaker_sign_key_buf[1024];
+char chainmaker_sign_cert_buf[1024];
+char chainmaker_ca_cert_buf[1024];
